US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB 26404-2011: Erythritol national food safety standards of food additives
Status: Valid
| Standard ID | USD | BUY PDF | Lead-Days | Standard Title (Description) | Status |
| GB 26404-2011 | 189 |
Add to Cart
|
3 days
|
Erythritol national food safety standards of food additives
| Valid |
Basic data
Standard ID: GB 26404-2011 (GB26404-2011)
Description (Translated English): Erythritol national food safety standards of food additives
Sector / Industry: National Standard
Classification of Chinese Standard: C54;X40
Classification of International Standard: 67.220.20
Word Count Estimation: 8,850
Date of Issue: 2011-03-15
Date of Implementation: 2011-05-15
Regulation (derived from): Ministry of Health Bulletin No. 7 of 2011
Issuing agency(ies): Ministry of Health of the People's Republic of China
Summary: This Chinese standard applies to glucose as the main raw material, the use of Candida lipolytica (Candida lipolytica) or yeast spores clump Terrier (Moniliella pollinis) or class Trichosporon yeast (Trichosporonoides megachiliensis) red yeast by fermentation of sugar into alcohol, and then by refining and other technology to get the food additive erythritol crystal products.
GB 26404-2011: Erythritol national food safety standards of food additives
---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.
Erythritol national food safety standards of food additives
National Standards of People's Republic of China
National standards for food safety
Food Additives erythritol
2011-03-15 release
2011-05-15 implementation
Issued by the Ministry of Health of the People's Republic of China
National standards for food safety
Food Additives erythritol
1 Scope
This standard applies to the use of glucose as the main raw material, the use of Candida lipolytica (Candidalipolytica)
(Moniliellapollinis) or Trichosporonceae (Trichosporonoidesmegachiliensis) by fermentation into erythritol, and then through
Refined and other processes to get the food additives erythritol crystal products.
2 molecular formula, structural formula and relative molecular mass
2.1 Molecular formula
C4H10O4
2.2 Structural formula
2.3 Relative molecular mass
122.12 (according to the.2007 International Relative Atomic Quality)
3 technical requirements
3.1 sensory requirements. should be consistent with the provisions of Table 1.
Table 1 sensory requirements
The project requires a test method
Color white
Taste sweet
Organizational state Crystalline powder or granules
Take the appropriate amount of sample placed in a clean, dry white porcelain dish, in the natural light,
Observe its color and state, and taste its taste
3.2 Physical and chemical indicators. should be consistent with the provisions of Table 2.
Table 2 Physical and chemical indicators
Item Index Test Method
Erythritol (based on C4H10O4, dry basis), w /% 99.5 to 100.5 Appendix A, A.3
Dry reduction, w /% ≤ 0.2 GB 5009.3 direct drying method a
Residue on ignition, w /% ≤ 0.1 A.4 in Appendix A.
Reducing sugar (in terms of glucose), w /% ≤ 0.3 Appendix A A.5
Ribosanol and glycerol (on a dry basis), w /% ≤ 0.1 A.6 in Appendix A.
Lead (Pb)/(mg/kg) ≤ 1 GB 5009.12
a Drying temperature and time are 105 ℃ and 4h respectively.
Appendix A
Testing method
A.1 General provisions
The reagents and water used in this standard, when not specified in other requirements, refer to the analysis of pure reagents and GB/T 6682-2008 in the provisions of the three
Water level. Standard titration solution used in the test, the standard solution for the determination of impurities, preparations and products, without any other requirements,
GB/T 601, GB/T 602, GB/T 603. The solution used in the test refers to water when it is not specified with the formulation of the solvent
Solution.
A.2 Identification test
A.2.1 soluble in water, slightly soluble in ethanol, insoluble in ether.
A.2.2 Crystallization Melting point is 119 ° C to 123 ° C. According to the method specified in GB/T 617.
A.2.3 In the determination of erythritol content test, the retention time of the main peak in the chromatogram of the sample solution should be the same as that in the standard solution chromatogram
Retention time is consistent.
A.3 Determination of erythritol (based on C4H10O4, dry basis) (HPLC method)
A.3.1 Reagents and materials
A.3.1.1 Water. Class III water specified in GB/T 6682-2008.
A.3.1.2 erythritol standard. purity ≥ 99%.
A.3.2 Instruments and equipment
High performance liquid chromatograph equipped with a refractive index detector.
A.3.3 Reference chromatographic conditions
A.3.3.1 Mobile phase. heavy distilled water.
A.3.3.2 Columns. Hydrogen-type macroporous cation exchange resin packed columns, resin containing large mesh sulfonated polystyrene-divinylbenzene
The degree of crosslinking was 8%, the particle size was 9 μm, or other equivalent column.
A.3.3.3 Flow rate. 0.6 mL/min.
A.3.3.4 Column temperature. 60 ° C.
A.3.3.5 Injection volume. 10 μL.
A.3.4 Analysis steps
A.3.4.1 Preparation of standard solutions
Accurately weighed 0.25g dried at 105 ℃ 4h after the erythritol standard, accurate to 0.0001g, transferred to a 50mL
Volumetric flask, with the mobile phase dissolved, diluted volume to the scale, mix and spare. Prior to chromatography, the filter was filtered through a 0.45 μm microporous membrane.
A.3.4.2 Preparation of sample solution
Accurately weighed 2.0 g of erythritol samples dried at 105 ° C for 4 h, accurate to 0.0001 g, transferred to a 50 mL capacity
Bottle, with the mobile phase dissolved, diluted volume to the scale, mix and spare. Prior to chromatography, the filter was filtered through a 0.45 μm microporous membrane.
A.3.4.3 Determination
Under the condition of A.3.3 reference chromatography, the standard solution and the sample solution were chromatographed respectively, and the chromatogram was recorded for 60 min. Erythrocytes
The peak time of the sugar alcohol is qualitatively based on the peak time of the standard. Repeat the experiment twice to obtain the average peak area value.
A.3.5 Calculation of results
Erythritol content of erythritol (C4H10O4) mass fraction w1, the value in%, according to the formula (A.1).
w1 = m1m2 ×
A1
A2 ×
100% (A.1)
Where.
m1 --- the value of the quality of the erythritol standard weighed, in grams (g);
m2 --- the value of the sample to be weighed, in grams (g);
A1 --- the value of the average peak area of erythritol in the chromatogram of the sample solution;
A2 - the value of the average peak area of erythritol in the standard solution chromatogram.
The experimental results are based on the arithmetic mean of the parallel measurement results, and the absolute difference between the parallel determination results is not more than 0.5%.
A.4 Determination of burning residue
A.4.1 Analysis steps
Accurately weighed 2g sample, accurate to 0.0001g, placed at 800 ℃ ± 25 ℃ under the burning to constant weight of the crucible, slowly heated until the test
Complete carbonization. The carbonized sample was cooled, the residue was wetted with 0.5 mL of sulfuric acid, heated to a sulfuric acid vapor and dried at 800 & lt; 0 & gt; C
± 25 ℃ high temperature furnace burning residue to constant weight.
A.4.2 Result calculation
The burning residue is expressed in terms of mass fraction w2 and the value in%, calculated according to formula (A.2)
w2 = m4 - m3m × 100%
(A.2)
Where.
m4 - the mass of the residue and the empty crucible, in grams (g);
m3 --- the value of the quality of the empty crucible in grams (g);
m --- the value of the sample to be weighed, in grams (g).
The experimental results are based on the arithmetic mean of the parallel measurement results, and the absolute difference between the parallel determination results is not more than 0.05%.
A.5 Determination of reducing sugar (in terms of glucose)
A.5.1 Reagents and materials
A.5.1.1 Glucose solution. 0.75 mg/mL.
A.5.1.2 Fenlin solution A. Weigh 34.66 g of copper sulfate (CuSO4.5H2O), dissolved in water, completely dissolved, diluted with water to
500 mL, stored in a closed container.
A.5.1.3 Fermentation solution B. Weigh 173 g of potassium tartrate (KNaC4H4O6 · 4H2O) and 50 g of sodium hydroxide (NaOH)
Water, completely dissolved, diluted with water to 500mL, stored in rubber stopper glass bottle.
A.5.2 Analysis steps
Accurately weighed about 0.5g sample, accurate to 0.0001g, transferred to a 20mL flask, add 2mL of water, dissolved, mixed, this
As the sample solution. Remove 2 mL of the glucose solution (A.5.1.1) and place in another flask. To each of the two flasks were added 1 mL of fenlin solution
Liquid A and 1 mL of Fenlin solution B, heated to boiling and cooled. The solution forms a reddish brown precipitate.
A.5.3 Determination of results
If the reaction solution of the glucose solution is cloudy than that of the sample solution, it is judged as qualified.
A.6 Determination of ribitol and glycerol
A.6.1 Reagents and materials
A.6.1.1 Water. Class III water specified in GB/T 6682-2008.
A.6.1.2 ribose alcohol standards. analytical grade.
A.6.1.3 Glycerol Standard. Analytical purity.
A.6.2 Instruments and equipment
High performance liquid chromatograph equipped with a refractive index detector.
A.6.3 Reference chromatographic conditions
Standard chromatographic conditions for the determination of erythritol with A.3.3.
A.6.4 Analysis steps
A.6.4.1 Preparation of standard solutions
Accurately weighed the ribose alcohol standard and glycerol standard 0.025g, accurate to 0.0001g, transferred to a 50mL volumetric flask
, With the mobile phase dissolved, diluted volume to the scale, mixed with spare. Prior to chromatography, the filter was filtered through a 0.45 μm microporous membrane.
A.6.4.2 Preparation of sample solution
Accurately weighed 2.0 g of erythritol samples dried at 105 ° C for 4 h, accurate to 0.0001 g, transferred to a 50 mL capacity
Bottle, with the mobile phase dissolved, diluted volume to the scale, mix and spare. Prior to chromatography, the filter was filtered through a 0.45 μm microporous membrane.
A.6.4.3 Determination
Under the condition of A.6.3 reference chromatography, the standard solution and the sample solution were chromatographed respectively, and the chromatogram was recorded for 60 min. Ribose
The peak time of alcohol and glycerol is qualitatively determined by the peak time of the corresponding standard. Repeat the experiment twice to obtain the average peak area value.
A.6.5 Calculation of results
The contents of ribitol and glycerol were expressed as mass fraction w3 and w4, respectively, and the values were expressed in%, according to formula (A.3) and formula
(A.4).
w3 = m5m0 ×
A3
A4 ×
100% (A.3)
w4 = m6m0 ×
A5
A6 ×
100% (A.4)
Where.
m5 --- the value of the quality of the quargine standard, in grams (g);
m0 --- the value of the sample to be weighed, in grams (g);
A3 --- the value of the average peak area of the ribose alcohol in the chromatogram of the sample liquid;
A4 --- standard solution chromatogram of ribohydrin average peak area value of the value.
m6 --- the value of the product of the standard of glycerol standard, in grams (g);
A5 --- the value of the average peak area of glycerol in the chromatogram of the sample liquid;
A6 --- standard solution chromatogram glycerol average peak area value of the value.
The arithmetic mean of the results of two parallel measurements is the result of the measurement, and the absolute difference between the parallel measurement results is not more than 0.01%.
......
Tips & Frequently Asked Questions:
Question 1: How long will the true-PDF of GB 26404-2011_English be delivered?
Answer: Upon your order, we will start to translate GB 26404-2011_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.
Question 2: Can I share the purchased PDF of GB 26404-2011_English with my colleagues?
Answer: Yes. The purchased PDF of GB 26404-2011_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.
Question 3: Does the price include tax/VAT?
Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs):
List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?
Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.
