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GB 22214-2008: Food additive calcium chloride
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Food additive calcium chloride
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GB 22214-2008
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Basic data | Standard ID | GB 22214-2008 (GB22214-2008) | | Description (Translated English) | Food additive calcium chloride | | Sector / Industry | National Standard | | Classification of Chinese Standard | X42 | | Classification of International Standard | 67.220.20 | | Word Count Estimation | 10,178 | | Date of Issue | 2008-06-25 | | Date of Implementation | 2009-01-01 | | Quoted Standard | GB/T 191-2008; GB/T 5009.12-2003; GB/T 5009.18-2003; GB/T 5009.74-2003; GB/T 5009.76-2003; GB/T 6678; GB/T 6682-2008; HG/T 3696.1; HG/T 3696.2; HG/T 3696.3 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 12 of 2008 (No. 125 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Chinese standard specifies the requirements for food additives, calcium chloride, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to food additive calcium chloride. The product is used in food processing stabilizers, and thickeners coagulant. | GB 22214-2008: Food additive calcium chloride---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Food additive calcium chloride
ICS 67.220.20
X42
National Standards of People's Republic of China
Food additive Calcium Chloride
Posted 2008-06-25
2009-01-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard Chapter 4 and Chapter 7 are mandatory content, the rest are recommended.
This standard with the FAO/WHO Joint Expert Committee on Food Additives World (JECFA) standard "calcium chloride" (2004
Year) (2004 63rd meeting examined and adopted) is not equivalent standard degree of consistency.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee chemical inorganic chemicals Club (SAC/TC63/SC1) and the National Food Additives Standardization
Technical Committee (SAC/TC11) common focal point.
This standard drafting units. Tianjin Chemical Engineering Research and Design Institute, Zhejiang Juhua Group New Chemical Co., Ltd., Qingdao Soda Ash EAST prepared calcium
Ltd., Tangshan Sanyou Zhida Calcium Co., Ltd., Tianjin Soda Plant.
The main drafters of this standard. Zhou Xianghong, Mouguo Xian, Cao Caihong, Fu Lihong, Zhang Hongying, Zhang Xueyan, Zhangjing Juan.
Food additive Calcium Chloride
1 Scope
This standard specifies requirements for a food additive calcium chloride, test methods, inspection rules, marking, packaging, transportation and storage.
This standard applies to food additive calcium chloride. The product is used as a stabilizer, thickener and coagulant in food processing.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Study whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 191-2008 Packaging - Pictorial signs (ISO 780.1997, MOD)
GB/T 5009.12-2003 method for the determination of lead in food
Determination of GB/T 5009.18-2003 foods fluorine
GB/T 5009.74-2003 limit test of heavy metals in food additives
Determination of GB/T 5009.76-2003 arsenic in food additives
GB/T 6678 General Principles for Sampling Chemical Products
GB/T 6682-2008 analytical laboratory use specifications and test methods (ISO 3696. 1987, MOD)
Preparation of standard titration solution of HG/T 3696.1 inorganic chemical products, chemical analysis
Preparation of HG/T 3696.2 inorganic chemical products, chemical analysis of impurity standard solution
Preparations of HG/T 3696.3 inorganic chemical products, chemical analysis
3 formula and molecular weight
Molecular formula.
Anhydrous calcium chloride. CaCl2
Calcium chloride dihydrate. CaCl2 · 2H2O
Molecular Weight.
Anhydrous calcium chloride 110.98 (according to 2007 international relative atomic mass)
Calcium chloride dihydrate 147.01 (according to 2007 international relative atomic mass)
4 Requirements
4.1 Appearance. anhydrous calcium chloride and calcium chloride dihydrate is white, off-white or yellowish lump, flake or granular solids. Calcium chloride solution
Liquid is colorless transparent or slightly turbid liquid.
4.2 Food additives shall comply with the requirements of Table 1 calcium chloride.
Table 1 Requirements
project
index
Anhydrous calcium chloride dihydrate calcium chloride solution
Calcium chloride
(In CaCl2 meter) /% ≥93.0 - 38.0 ~ 45.0
(With CaCl2 · 2H2O meter) /% - 99.0 - 107.0 -
Free base [Ca (OH) 2], /% ≤ 0.25 0.15
Table 1 (continued)
project
index
Anhydrous calcium chloride dihydrate calcium chloride solution
Magnesium and alkali metal salt, /% ≤ 5.0
Heavy metals (Pb), /% ≤ 0.002
Lead (Pb), /% ≤ 0.0005
Arsenic (As), /% ≤ 0.0003
Fluoro (F), /% ≤ 0.004
5 Test methods
5.1 Safety Tips
Reagents used in this test method are toxic or corrosive, be careful when operating! Such as water splashed on the skin should immediately
Flushing, severe cases should be treated immediately.
5.2 General Provisions
This standard reagents and water in the absence of other requirements specified, refers to three analytical reagent and GB/T 6682-2008 specified in
water. Used in the test standard titration solution, impurity standard solution, preparations and products, did not indicate when the other requirements, according to HG/T 3696.1,
HG/T 3696.2, the provisions prepared HG/T 3696.3 of.
5.3 appearance of discrimination
In natural light, determined by visual appearance.
5.4 Identification Test
5.4.1 Reagents
5.4.1.1 hydrochloric acid solution. 1 + 11;
5.4.1.2 ammonium oxalate solution. 35g/L;
5.4.1.3 ammonia. 1 + 3 solution;
5.4.1.4 silver nitrate solution. 10g/L;
5.4.1.5 methyl red indicator solution. 1g/L.
5.4.2 Identification of calcium
Take a sample of about 0.2g, add water to dissolve 10mL, this solution as the sample solution A (used as the authentication and calcium chloride).
Take the right amount of sample solution A, add 2 drops of methyl red indicator solution, with aqueous ammonia, ammonium oxalate solution that is added to produce a white precipitate, the precipitate in salt
Acid dissolution, but it does not dissolve in acetic acid.
5.4.3 Identification of chloride
Take sample solution A, plus the silver nitrate solution which produce white precipitate, the precipitate insoluble in nitric acid.
5.5 Determination of chloride content
5.5.1 Method summary
At a pH of about 12 under the conditions as to the Cal indicator, disodium edetate calcium standard solution titration titration.
5.5.2 Reagents
5.5.2.1 hydrochloric acid solution. 1 + 3;
5.5.2.2 triethanolamine solution. 1 + 2;
5.5.2.3 sodium hydroxide solution. 100g/L;
5.5.2.4 disodium EDTA standard titration solution. Ba (EDTA) about 0.05mol/L;
5.5.2.5 the Cal indicator. 1g the Cal 100g sodium chloride mixing and dispensing.
5.5.3 Analysis of step
Weigh about 10g 20g solid sample or liquid sample, accurate to 0.0002g, solid sample is placed in 250mL beaker, add water-soluble
solution. The sample solution is fully transferred to 500mL volumetric flask, add water to about 200mL, plus 5mL hydrochloric acid solution, mixing, diluted with water
To the mark. Pipette 10mL test solution was placed in 250mL conical flask, add water to approximately 50mL, plus 5mL triethanolamine,
2mL sodium hydroxide solution, about 0.1g in the Cal indicator, disodium edetate standard titration solution titration solution of
Red to pure blue is the end.
While doing the blank test. In addition to the blank test without the sample, the other operations are the same as with the above procedure.
5.5.4 Calculation Results
Calcium content of calcium chloride (CaCl2) mass fraction of 1 meter, expressed in%, according to equation (1).
1 =
(Vp - Vp 0) × 10-3 × M Ba
100 (1)
Where.
Vp --- titration test solution value disodium edetate standard titration solution consumption volume in milliliters (mL);
--- Blank test value V0 consumed disodium edetate standard titration solution volume in milliliters (mL);
Accurate Ba --- disodium EDTA standard titration solution concentration value in units of moles per liter (mol/L);
The molar mass values of the M calcium chloride ---, units of grams per mole (g/mol) [M (CaCl2) = 111.0; M (CaCl2 · 2H2O) =
147.0].
Take the arithmetic mean of the parallel determination results of the measurement results, the results of two parallel determination of the absolute difference is not more than 0.2%.
5.6 Determination of free alkali content
5.6.1 Method summary
The sample is dissolved in water, an excess of hydrochloric acid standard titration solution, boiling time to make carbon dioxide, bromine thymol blue as indicator, with hydrogen
Sodium hydroxide standard titration solution titrate excess hydrochloric acid.
5.6.2 Reagents and solutions
5.6.2.1 hydrochloric acid standard titration solution. Ba (HCl) approximately 0.1mol/L;
5.6.2.2 sodium hydroxide standard titration solution. Ba (NaOH) about 0.1mol/L;
5.6.2.3 bromine thymol blue indicator solution. 1g/L.
5.6.3 Analysis of step
It weighs about 10g sample, accurate to 0.01g, placed in 400mL beaker, add the right amount of water to dissolve. Join (2-3) drops of bromine thyme
Phenol blue indicator buret addition of hydrochloric acid standard titration solution and over and about 5mL. Accurate records of body hydrochloric acid standard titration solution
product. Heated to boiling 2min, then add 2 drops of bromine thymol blue indicator solution, titration with sodium hydroxide standard titration solution from yellow to blue to
Color is the end.
5.6.4 Calculation Results
The free base with calcium hydroxide [Ca (OH) 2] 2 mass fraction of its value is expressed in%, according to equation (2).
2 =
[(Ba 1 Ba 2 Vp Vp 1- 2)] M/1000
(2)
Where.
Ba 1 --- hydrochloric acid standard titration solution concentration accurate value of units of moles per liter (mol/L);
Ba 2 --- sodium hydroxide standard titration solution concentration accurate value of units of moles per liter (mol/L);
Value added when Vp 1 --- titration of hydrochloric acid standard titrant volume in milliliters (mL);
Numerical consumed Vp 2 --- titration of sodium hydroxide standard titration solution volume in milliliters (mL);
Calcium hydroxide --- the M values {1/2 [Ca (OH) 2]} molar mass in grams per mole (g/mol) (M = 37.05).
Take the arithmetic mean of the parallel determination results of the measurement results, the results of two parallel determination of the absolute difference is not more than 0.05%.
5.7 Determination of magnesium and the alkali metal salt content
5.7.1 Method summary
Sample solution was added to the ammonia solution of oxalic acid to produce calcium oxalate precipitate separated calcium. The solution was evaporated to dryness, burning, and the residue is magnesium base
Metal salt.
5.7.2 Reagents and solutions
5.7.2.1 ammonium chloride;
5.7.2.2 oxalic acid solution. 63g/L;
5.7.2.3 ammonia; 1 + 3 solution;
5.7.2.4 methyl red indicator solution. 1g/L.
5.7.3 Analysis of step
Weigh about 1g sample accurate to 0.01g, placed in 250mL beaker, add water to dissolve 50mL, add 500mg of ammonium chloride boil
1min, 40mL oxalic acid solution was added rapidly, so vigorous stirring a precipitate. Join 2 drops of methyl red indicator solution, then dropping ammonia
Lawrence alkaline solution, cooled. The solution was transferred to 100mL graduated cylinder, add water to the mark. 4h or stand overnight. Dry on filter
The supernatant solution, pipette 50mL filtrate was placed in a constant quality crucible, add 0.5mL of sulfuric acid, and evaporated to dryness, and then at 25 ℃ at 800 ℃ ±
Burning to a constant quality.
5.7.4 Calculation Results
Magnesium and alkali metal salt mass fraction 3 and its value is expressed in%, according to equation (3) Calculated.
(3)
Where.
Take the arithmetic mean of the parallel determination results of the measurement results, the results of two parallel determination of the absolute difference is not more than 0.01%.
5.8 Determination of Heavy Metal Content
5.8.1 Method summary
With GB/T 5009.74-2003 Chapter 2.
5.8.2 Reagents and materials
5.8.2.1 hydrochloric acid solution. 4 + 1;
5.8.2.2 other with GB/T 5009.74-2003 Chapter 3.
5.8.3 instruments and equipment
With GB/T 5009.74-2003 Chapter 4.
5.8.4 Analysis of step
Weigh (1.00 ± 0.01g) sample was placed in 50mL Nessler colorimetric tube, add water to dissolve 25mL, the following press GB/T 5009.74-
2003 Chapter 6 operation.
Standard colorimetric solution with a pipette of 2mL lead standard solution (1mL solution containing 10μgPb), with the same sample at the same time
deal with.
5.9 Determination of lead content
5.9.1 Method summary
The sample was dissolved, introducing atomic absorption spectrophotometer, after atomization measuring absorbance at 283.3nm at.
5.9.2 Reagents
5.9.2.1 Lead standard solution. 1mL solution containing lead (Pb) 0.010mg;
Imbibe 1mL lead standard solution according to HG/T 3696.2 prepared and transferred to 100mL volumetric flask, dilute to the mark with water, shake
uniform. The solution was prepared prior to use.
5.9.2.2 GB/T 6682 specified secondary water.
5.9.3 Instruments
Atomic absorption spectrophotometer.
5.9.4 Analysis of step
5.9.4.1 Preparation of sample solution
Weigh 1.00g ± 0.01g sample is placed in a beaker of 150mL, dissolved in water.
5.9.4.2 Extraction Separation
The sample solution was placed in 125mL separating funnel, fill with water to 60mL, 60mL of water was added in another separating funnel as empty
White solution, following in GB/T 5009.12-2003 17.2 in extraction and separation from the "plus 2mL ammonium citrate solution, the following
And the same sample. "Performed. To obtain a sample extract, blank extract and extract lead standard.
5.9.4.3 Determination
According to GB/T 5009.12-2003 in 17.3.2 and 17.3.3 to operate. In the lead standard extract lead for the quality of the cross mark, suck
Closing value of the vertical axis, draw the working curve.
5.9.5 Calculation Results
Lead content of lead (Pb) mass fraction of 4 and its value is expressed in%, according to equation (4) Calculated.
4 =
(4)
Where.
Take the arithmetic mean of the parallel determination results of the measurement results, the absolute value of two parallel determination results is not more than 0.0001%.
Determination of Arsenic 5.10
5.10.1 Method summary
With GB/T 5009.76-2003 Chapter 8.
5.10.2 Reagent
With GB/T 5009.76-2003 Chapter 9.
5.10.3 instruments and equipment
With GB/T 5009.76-2003 Chapter 10.
5.10.4 analysis step
Weigh 1.00g ± 0.01g sample was placed in a conical flask arsenic measuring device, add approximately 40mL dissolved in water, the following according to GB/T 5009.76-
2003 Chapter 11 operations.
Standard colorimetric solution is pipetted Pipette 3mL arsenic standard solution (a solution containing ImL 1μgAs), and treated in the same sample simultaneously.
Determination of fluorine content of 5.11 (GB/T 5009.18-2003 third fluorine ion selective electrode)
5.11.1 Method summary
With GB/T 5009.18-2003 Chapter 10.
5.11.2 Reagent
With GB/T 5009.18-2003 Chapter 11.
5.11.2.1 hydrochloric acid solution. 1 + 11;
5.11.2.2 sodium citrate solution. 1mol/L;
Weigh 146g of sodium citrate (Na3C6H5O7 · 2H2O) were dissolved in 300mL of water, diluted with 14mL of perchloric acid, add water to
500mL.
5.11.2.3 disodium edetate solution 0.2mol/L;
5.11.2.4 fluoro standard solution. 1mL solution containing fluorine (F) 1.0mg;
Accurately weigh 0.2210g by 95 ℃ ~ 105 ℃ drying 4h, and cooled to room temperature, sodium fluoride, dissolved in water and transferred to 100mL capacity
Bottle diluted with water to the mark, shake, placed in the refrigerator to save, backup.
5.11.2.5 fluoro standard solution is used. 1mL solution of fluorine (F) 10μg;
Pipette 1mL fluoro standard solution, placed in 100mL flask, diluted with water to the mark. The solution was prepared prior to use.
5.11.3 instruments and equipment
With GB/T 5009.18-2003 Chapter 12.
5.11.3.1 fluorine electrode;
5.11.3.2 acidity;
5.11.3.3 magnetic stirrer;
5.11.3.4 calomel electrode.
5.11.4 analysis step
Preparation of standard solution. Pipette 1.0mL, 2.0mL, 3.0mL, 4.0mL, 5.0mL, 6.0mL fluoro standard using the solution,
6 is placed in a 50mL volumetric flask, add each 5mL hydrochloric acid solution, sodium citrate solution 10mL and 10mL dissolved disodium ethylenediaminetetraacetate
Liquid, add water to the mark.
Preparation of sample solution. Weigh 1.00g ± 0.01g sample was placed in 250mL beaker, dissolved in water, all transferred to 100mL
Volumetric flask, dilute to the mark, shake. Pipette 10mL sample solution, a 50mL volumetric flask, was added 5mL hydrochloric acid solution,
10mL and 10mL sodium citrate solution disodium EDTA solution was added water to the mark.
The calomel electrode and fluorine electrode and measuring equipment connected to electrodes inserted into the plastic beaker filled with water 25mL, the electromagnetic stirring,
Read potential value, replace (2-3) times water until the equilibrium potential value sequentially from a low concentration to a high concentration of potential value measurement standard solution, and samples
The potential value of the solution.
The electrode potential of the vertical axis, 50mL solution mass of fluorine (μg) as abscissa, drawing working curve on semi-logarithmic graph paper.
According to the potential value of the sample solution, the quality of the work of Richard curve fluorine sample solution.
5.11.5 Calculation Results
Fluorine content of fluorine (F), 5 mass fraction of its value is expressed in%, according to equation (5) Calculated.
5 = A × 10
-6
(5)
Where.
Value from the working curve A --- Richard fluorine mass, in micrograms (μg);
Take the arithmetic mean of the parallel determination results of the measurement results, the results of two parallel determination of the absolute difference is not more than 0.0004%.
6 Inspection rules
6.1 Standard inspection is divided into the factory inspection and type testing.
6.1.1 Table 1, all the project type test project, under normal production conditions, type inspection at least once a week. The following
When one case, the type of inspection should be carried out.
a) Replace the key production process;
b) The main raw material change;
c) to resume production after a shutdown;
d) factory inspection results are quite different and the last type test.
6.1.2 Table 1 calcium chloride content, free alkali content, heavy metal content, lead content of arsenic and fluorine content of the factory inspection items should batch
Tested.
6.2 Manufacturer of the same material, the same basic production conditions, continuous production of a day or the same team at the same level of production of food additives
Additive calcium chloride, each batch of goods does not exceed 20t.
6.3 determine the sampling units according to GB/T 6678 provisions. Solid sample. sampling the sampler vertically into the center from the bag to feed
Layer 3/4 of the sampling depth. The sample was taken out of the mix, with a quartering reduced to less than 500g; the liquid sample. sampling with the sampler
Tube inside and outside surface consistent speed vertical packaging container inserted into the bottom of the sample. The total amount of sample taken not less than 500mL, and mix. The sample
Packed in two clean, dry container, seal and label, indicating the manufacturer's name, product name, type, batch number, date of sampling and mining
Sample's name. One for testing, and a second copy for future reference. Save time determined by the enterprise as needed.
6.4 food additive calcium chloride production plant by the quality supervision and inspection department inspection in accordance with this standard, the manufacturer shall ensure that all
The factory's products are in line with the requirements of this standard.
6.5 If an indicator test results do not meet the requirements of this standard should be twice the amount of packaging from re-sampling retest, retest results that is
So that only an indicator does not meet the requirements of this standard, then the entire batch of products to be ineligible.
7 signs, labels
7.1 Food additives should be clearly marked on the solid calcium chloride packaging containers, including. manufacturer's name and address, product name, trademark,
"Food additive" words, net weight, lot number or production date, shelf life, production license, health permit number, and serial number of this standard
GB/T 191-2008 stipulated "afraid of the sun" and "afraid of the rain" signs.
7.2 each batch of food additive calcium chloride should be accompanied by a certificate of quality, including. manufacturer's name and address, product name, trademark,
"Food additive" words, net weight, lot number or production date, production license, health permit number and quality of products conforming to this standard certificate
Ming and this standard number.
8 packaging, transportation, storage
8.1 Application of solid food additive calcium chloride food grade polyethylene film lined plastic woven bag. Net weight 25kg, 40kg,
50kg or agreed with the user. Zhakou inner bag; outer bag should be firmly sewn. Neat stitching, pitch uniform, seamless joints and jumpers phenomenon. Liquid food
Additives calcium chloride plastic barrel, net weight 200kg. Or according to user requirements to determine their own packaging.
8.2 during transport to prevent rain and not get wet, and packaging is not defacement, prohibit harmful, toxic substances and other contaminated items mixed storage,
Mixed transportation.
8.3 Food additive calcium chloride stored in dry and ventilated warehouse dedicated food additives, and the need to ground stacked away from the wall to prevent moisture contamination.
8.4 standard food additive calcium chloride in packaging, transportation, storage conditions, since the date of delivery of the shelf-life of 2 years, co-overdue inspection
Grid, can continue to use.
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