GB 13482-2011 English PDF

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GB 13482-2011: National food safety standards of food additives sorbitan monooleate (Span 80)
Status: Valid

GB 13482: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 13482-2011	229	Add to Cart	3 days	National food safety standards of food additives sorbitan monooleate (Span 80)	Valid
GB 13482-2010	399	Add to Cart	3 days	National food safety standards of food additives -- Sorbitan monooleate (Span 80)	Obsolete
GB 13482-1992	399	Add to Cart	3 days	Food additive Sorbitan monooleate (Span 80)	Obsolete

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Basic data

Standard ID: GB 13482-2011 (GB13482-2011)
Description (Translated English): National food safety standards of food additives sorbitan monooleate (Span 80)
Sector / Industry: National Standard
Classification of Chinese Standard: X42
Classification of International Standard: 67.220.20
Word Count Estimation: 10,172
Date of Issue: 2011-11-21
Date of Implementation: 2011-12-21
Older Standard (superseded by this standard): GB 13482-2010
Regulation (derived from): The Ministry of Health in 2011 Notice No. 26
Issuing agency(ies): Ministry of Health of the People's Republic of China
Summary: This Chinese standard applies to oleic acid and sorbitan as raw material, obtained by esterification of food additives sorbitol monooleate (Span 80).

GB 13482-2011: National food safety standards of food additives sorbitan monooleate (Span 80)

---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.
National food safety standards of food additives sorbitan monooleate (Span 80) National Food Safety Standard Food additives sorbitan monooleate (Span 80) Issued on. 2011-11-21 2011-12-21 implementation National Standards of People's Republic of China People's Republic of China Ministry of Health issued

Foreword

This standard replaces GB 13482-2010 "national food safety standards for food additives sorbitan monooleate (Span 80)." This standard compared with GB 13482-2010 main changes are as follows. - Changes A.4.3.2 "acidification, extraction and separation," the analysis step. This standard replaces the standards previously issued as follows. --GB 13482-1992; --GB 13482-2010. National Food Safety Standard Food additives sorbitan monooleate (Span 80)

1 Scope

This standard applies to oleic acid and sorbitan as raw material, obtained by esterification of food additives sorbitan monooleate (Division Plate 80).

2 Technical Requirements

2.1 Sensory requirements. comply with Table 1. Table 1 Sensory requirements Project requires test methods Color amber to brown take appropriate laboratory samples in a clean, dry glass tube, In natural light, visually observed. Organizational traits viscous oily liquid 2.2 Physical indicators. to comply with Table 2. Table 2. Physical and chemical indicators Item Index Test Method Fatty acids, w /% 73 ~ 77 in Appendix A A.4 Polyols, w /% 28 ~ 32 in Appendix A A.5 Acid value (in dollars KOH)/(mg/g) ≤ 8 Appendix A A.6 Saponification value (in dollars KOH)/(mg/g) 145 ~ 160 Appendix A A.7 Hydroxyl value (KOH meter)/(mg/g) 193 ~ 210 Appendix A A.8 Water, w /% ≤ 2.0 A.9 in Appendix A Arsenic (As)/(mg/kg) ≤ 3 Appendix A A.10 Lead (Pb)/(mg/kg) ≤ 2 Appendix A A.11

Appendix A

Testing method A.1 Warning Some test procedures prescribed test method can lead to dangerous situations. The operator shall take appropriate safety and health practices. A.2 General Provisions Unless otherwise indicated in the analysis using only confirm three analytical grade reagents and water GB/T 6682-2008 stipulated. Test Methods standard titration solution, when measured impurity standard solution, preparations and products, with no other requirements noted, According to GB/T 601, the provisions of GB/T 602 and GB/T 603 of the preparation. A.3 Identification Test A.3.1 Determination of iodine value of fatty acids A.3.1.1 Reagents and materials A.3.1.1.1 carbon tetrachloride. A.3.1.1.2 potassium iodide solution. 100g/L. A.3.1.1.3 Webster solution. preparation methods, see Appendix B. A.3.1.1.4 sodium thiosulfate standard titration solution. c (Na2S2O3) = 0.1mol/L. A.3.1.1.5 starch indicator solution. 10g/L. A.3.1.2 discrimination step Weigh in about 0.27g A.4.3.2 goo D, accurate to 0.000 1g, in a dry 500mL iodometric flask, 10mL CTC dissolved. Webster was added 25mL ± 0.02mL, stoppered bottle, with potassium iodide solution and sealed in a dark 30min. Join Potassium iodide solution 15mL and 100mL water, titrated to a solution of sodium thiosulfate standard titration pale yellow solution is added 1mL starch means Shows fluid, shaking vigorously continue titration to the disappearance of the blue just is the end. Measured at the same time, according to the same procedure and the determination of the sample without using the same amount of reagent blank test solution. A.3.1.3 Calculation Results Fatty acids Iodine value w1, iodine and its value in grams per hundred grams (g/100g) said, according to the formula (A.1) Calculated. ()/1000 VV cM = × (A.1) Where. Numerical V0-- blank consumption of sodium thiosulfate standard titration solution (A.3.1.1.4) volume in milliliters (mL); V-- sample consumption levels of sodium thiosulfate standard titration solution (A.3.1.1.4) volume in milliliters (mL); Accurate c-- sodium thiosulfate standard titration solution concentration value in units of moles per liter (mol/L); m-- sample mass value in grams (g); M-- numerical molar mass of iodine in grams per mole (g/mol) [M = 126.9]. The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 0.5 (G/100g) (iodine count). A.3.1.4 result of the judgment Fatty acid iodine value should be 80 (g/100g) ~ 135 (g/100g) (iodine count). A.3.2 polyols color test Take about 2g A.5.2 of goo E, added 2mL catechol solution (100g/L) (using now), mix, plus 5mL sulfur Sour mix, should be significantly red or reddish-brown. A.4 Determination of Fatty Acids A.4.1 Method summary Samples by saponification hydrolysis, after acidification resulting fatty acids and polyols, isolated and concentrated and dried by repeated extraction to give back Received quality of fatty acids, fatty acid weighed to calculate the mass fraction. A.4.2 Reagents and materials A.4.2.1 potassium hydroxide. A.4.2.2 ethanol (95%). A.4.2.3 petroleum ether. A.4.2.4 sulfuric acid solution. 12. A.4.3 Analysis step A.4.3.1 saponification. Weigh about 25g laboratory samples, accurate to 0.01g. Placed in 500mL flask, 250mL of ethanol (95%) And 7.5g of potassium hydroxide. Connected to the condenser, water bath heated at reflux for 2h. The saponification was transferred to 800mL beaker, with about 200mL The flask was washed with water and transferred to the beaker. The beaker was placed in a water bath until the evaporation of volatile ethanol Yat do. Regulating body with hot water solution Volume to about 250mL, the solution A. A.4.3.2 acidification, extraction separation. adding sulfuric acid solution to the solution A under heating with stirring to precipitate coagulum, and then added an excess of about 10% sulfuric acid solution, it was heated with stirring to precipitate an oil. This mixture was transferred to 500mL separating funnel rested stratification. The lower layer The second solution was transferred to a separatory funnel 500mL, 100mL three times with petroleum ether extraction, standing stratification. Lower solution B was transferred to 800mL Beaker; petroleum ether extracts were combined with the oil in the first upper 500mL separatory funnel, washed 3 times with 100mL of water. The lower aqueous The combined washings and solution B is a solution C, reserved for determination of the content of the polyol used; Transfer the upper petroleum ether were combined in another 800mL beaker, Placed on a water bath and concentrated to about 100mL, and then moved to pre-evaporated to viscous at 80 ℃ constant quality 250mL beaker, dry at 80 ℃ Dry to constant mass to give D as a viscous mass recovered fatty acids. After weighing dope D as the determination of the iodine value of the fatty acid. A.4.4 Calculation Results Fatty mass fraction w2, expressed in%, according to equation (A.2) Calculated. twenty one mm = ×% (A.2) Where. m1--250mL beaker quality value in units of grams (g); Numerical m2--250mL beaker plus goo D mass in grams (g); m-- sample mass value in grams (g). The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 1%. Determination A.5 polyol A.5.1 Reagents and materials A.5.1.1 ethanol. A.5.1.2 potassium hydroxide solution. 100g/L. A.5.2 Analysis step With potassium hydroxide solution and the solution obtained A.4.3.2 C to pH 7 (using pH paper test). The solution was placed in a water bath Evaporated to a white crystalline precipitate. Then 4 times with 150mL hot ethanol extraction residue of the polyol, and the combined extracts were washed with G4 glass filter funnel, washed with absolute ethanol. The filtrate was transferred to another 800mL beaker, placed in a water bath concentrated to about 100mL. Transferred again to advance at 80 ℃ constant quality 250mL beaker, and evaporation was continued until viscous. At 80 ℃ dried to constant mass to give E as the goo quality recycled polyols. After weighing goo E polyol used color test. A.5.3 Calculation Results Polyol mass fraction w3, expressed in%, according to equation (A.3) Calculated. twenty one mm = ×% (A.3) Where. m1--250mL beaker mass in grams (g); Quality m2--250mL beaker plus goo E, expressed in grams (g); m - A.4.4 The sample mass value in grams (g). The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 1%. A.6 Determination of acid value A.6.1 Reagents and materials A.6.1.1 isopropanol. A.6.1.2 toluene. A.6.1.3 sodium hydroxide standard titration solution. c (NaOH) = 0.1mol/L. A.6.1.4 phenolphthalein indicator solution. 10g/L. A.6.2 Analysis step Weigh about 2.5g laboratory samples, accurate to 0.000 1g, set conical flask, isopropyl alcohol and toluene each 40mL, heated to Dissolved. Add 5 drops of phenolphthalein indicator solution, titration with sodium hydroxide standard titration solution until the solution was pink, holding 30s does not fade as the end point. A.6.3 Calculation Results An acid value of w4, potassium hydroxide (KOH) and its value in milligrams per gram (mg/g) expressed by the formula (A.4) Calculated. V cM = (A.4) Where. V1 - Numerical sodium hydroxide standard titration solution (A.6.1.3) volume in milliliters (mL); Accurate c-- sodium hydroxide standard titration solution concentration value in units of moles per liter (mol/L); m1 - mass of the sample value in units of grams (g); M-- numerical molar mass of potassium hydroxide in grams per mole (g/mol) [M = 56.109]. The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 0.2 (Mg/g). A.7 Determination of saponification value A.7.1 Reagents and materials A.7.1.1 ethanol. A.7.1.2 ethanolic potassium hydroxide. 40g/L. A.7.1.3 hydrochloric acid standard titration solution. c (HCl) = 0.5mol/L. A.7.1.4 phenolphthalein indicator solution. 10g/L. A.7.2 Analysis step Weigh about 2g laboratory samples, accurate to 0.0001g, placed in 250mL grinding mouth Erlenmeyer flask, 25mL ± 0.02mL hydroxide Ethanol solution of potassium, connection condenser, water bath heated at reflux for 1 h, coolish rinsed with 10mL ethanol condenser, remove Erlenmeyer flask, add 5 drops of phenolphthalein indicator solution, titration with hydrochloric acid standard titration solution to the solution of the red just disappeared, the test solution was heated to boiling. If there is pink, continue titration to the disappearance of the red is the end. Measured at the same time, according to the same procedure and the determination of the sample without using the same amount of reagent blank test solution. A.7.3 Calculation Results Saponification value w5, potassium hydroxide (KOH) and its value in milligrams per gram (mg/g) expressed by the formula (A.5) Calculated. () VV cM = (A.5) Where. V 2-- sample consumption hydrochloric acid standard titration solution (A.7.1.3) the value of the volume, in milliliters (mL); Numerical volume V0-- blank test consumption hydrochloric acid standard titration solution (A.7.1.3), in milliliters (mL); Accurate c-- hydrochloric acid standard titration solution concentration value in units of moles per liter (mol/L); m2 - Numerical sample mass, in grams (g); M-- numerical molar mass of potassium hydroxide in grams per mole (g/mol) [M = 56.109]. The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 1 (mg/g). A.8 Determination of hydroxyl value A.8.1 Reagents and materials A.8.1.1 pyridine. phenolphthalein as an indicator, with hydrochloric acid solution (1110) and. A.8.1.2 butanol. phenolphthalein as an indicator, the standard titration with potassium hydroxide in ethanol solution. A.8.1.3 acetylating agent. acetic anhydride in pyridine by mixing 13, stored in a brown bottle. A.8.1.4 ethanol potassium hydroxide standard titration solution. c (KOH) = 0.5mol/L. A.8.1.5 phenolphthalein indicator solution. 10g/L. A.8.2 Analysis step Weigh about 1.2g laboratory samples, accurate to 0.000 1g, placed in 250mL grinding mouth Erlenmeyer flask, was added 5mL ± 0.02mL acetylating agent, Connecting a condenser, water bath heated at reflux for 1h. Condenser was added 10mL of water from the upper end of the conical flask and heating continued for 10min after, Cooled to room temperature. 15mL washing condenser with n-butanol, remove the condenser, and then rinse the bottle wall 10mL of n-butanol. Was added 8 drops of phenolphthalein means Shows, washed with ethanol and potassium hydroxide standard titration solution titrated to a solution pink is the end. Measured at the same time, according to the same procedure and the determination of the sample without using the same amount of reagent blank test solution. To correct the free acid, weigh about 10g laboratory samples, accurate to 0.01g. Placed in a conical flask, 30mL of pyridine was added 5 Drops of phenolphthalein indicator solution, titration with a standard solution of potassium hydroxide in ethanol solution was titrated to a pink. A.8.3 Calculation Results Hydroxyl value w6, potassium hydroxide (KOH) and its value in milligrams per gram (mg/g) expressed by the formula (A.6) Calculated. () VV cM V cM mm = (A.6) Where. V3 - sample consumption of potassium hydroxide in ethanol standard titration solution (A.8.1.4) the value of the volume, in milliliters (mL); V0-- blank test of ethanol consumption of potassium hydroxide standard titration solution (A.8.1.4) the value of the volume, in milliliters (mL); V4-- correction free acid consumption of potassium hydroxide in ethanol standard titration solution (A.8.1.4) the value of the volume, in milliliters (mL); Accurate c-- potassium hydroxide in ethanol Standard Solution value in units of moles per liter (mol/L); Sample value quality of hydroxyl values measured in grams (g) - m3; m0-- corrected sample mass of the free acid value when measured in units of grams (g); M-- numerical molar mass of potassium hydroxide in grams per mole (g/mol) [M = 56.109]. The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference of not more than 4 (mg/g). A.9 Determination of Moisture Weigh about 0.6g laboratory samples, accurate to 0.000 2g, placed 25mL beaker, add a small amount of chloroform and dissolved by heating Transferred to a 25mL volumetric flask, rinse the beaker several times with chloroform, be transferred to a volumetric flask, dilute to the mark. Weighed (5 ± 0.02) mL The sample solution, according to GB/T 6283 direct charge method. The arithmetic average of the results of two parallel determination for reporting results. Two parallel determination results of absolute difference is not more than 0.05%. A.10 Determination of Arsenic Conducted in accordance with GB/T 5009.76 Gutzeit method. Press the "wet digestion" process sample, weighed 10mL ± 0.02 mL sample measured Solution (equivalent to 1.0g laboratory sample). Limits formulated solution. using a pipette to take 3mL ± 0.02mL arsenic (As) standard solution (equivalent to 3μg As), and the sample While the same treatment. A.11 Determination of Lead A.11.1 colorimetry (Arbitration Act) According to GB/T 5009.75 conduct. Processing of samples. Weigh about 2.5g laboratory samples, accurate to 0.000 1g, a 50mL crucible , First at a low temperature carbonization, and then at 500 ℃ ~ 550 ℃ ashing, after cooling, was added 5mL nitric acid solution (11), stirring to dissolve Solution, add water 10mL transferred to a 25mL volumetric flask, dilute to the mark, shake. A.11.2 Atomic Absorption Spectrometry Carried out according to GB 5009.12. According to GB/T 5009.75 "the dry digestion" process samples. When using graphite furnace atomic absorption spectrometry, can Depending on the sample having a sample solution diluted.

Appendix B

Webster was formulated in the determination of the iodine value of a fatty acid B.1 Reagents and materials B.1.1 iodine trichloride. B.1.2 carbon tetrachloride. B.1.3 glacial acetic acid. B.1.4 iodine. B.1.5 potassium iodide solution. 100g/L. B.1.6 sodium thiosulfate standard titration solution. c (Na2S2O3) = 0.1mol/L. B.1.7 Starch indicator solution. 10g/L. B.2 Webster liquid preparation method Weigh 10g of iodine trichloride (ICl3), was dissolved in 700mL glacial acetic acid and 300mL of carbon tetrachloride, to prepare a solution of iodine trichloride, with Webster liquid correction method (B.3) correction. B.3 Webster liquid correction method B.3.1 Measure 25mL ± 0.02mL iodine trichloride, iodine solution in 500mL flask, 15mL and 100mL water solution of potassium iodide, sulfur Sodium thiosulfate standard titration solution titrated to a pale yellow solution is added 1mL starch indicator solution, vigorously shaken and continue titration until the blue just Just disappear, is the end. The volume of consumption of sodium thiosulfate standard solution should be within the range of 34mL ~ 37mL, or need to join tetrachloride A mixed solution of carbon and glacial acetic acid (V1. V2 = 3. 7) or iodine trichloride solution to adjust. Iodine solution quality E according to formula (B.1) calculations. V2 cM/1000 E = ─────── (B.1) 25.00 Where. Preparation of a solution of iodine trichloride V1-- total volume in milliliters (mL of); V2-- consumption of sodium thiosulfate standard titration solution (B.1.6) the value of the volume, in milliliters (mL); Accurate c-- sodium thiosulfate standard titration solution concentration value in units of moles per liter (mol/L); Numerical 25.00-- sample volume in milliliters (mL); M-- numerical molar mass of iodine in grams per mole (g/mol) (M = 126.9). After B.3.2 added (0.55 × E) g iodine trichloride in an iodine solution until iodine is completely dissolved, draw the solution described above with 25.00mL Sodium thiosulfate standard titration solution titration. The volume of consumption of sodium thiosulfate standard titration solution should be (1.505 ~ 1.510) between V2. If less than 1.505V2 time, then adjust the iodine tablets; if higher than 1.510V2, then added in advance to stay out of 100mL iodine trichloride was adjusted. B.3.3 Webster liquid preparation before use after dark for three days. ......

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