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Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 1886.104-2024: National Food Safety Standard--Food Additive--Quinoline Yellow Status: Valid GB 1886.104: Historical versions
Basic dataStandard ID: GB 1886.104-2024 (GB1886.104-2024)Description (Translated English): National Food Safety Standard--Food Additive--Quinoline Yellow Sector / Industry: National Standard Classification of Chinese Standard: X09 Word Count Estimation: 18,183 Date of Issue: 2/8/2024 Issuing agency(ies): National Health Commission of the People's Republic of China, State Administration for Market Regulation GB 1886.104-2015: National Food Safety Standard -- Food Additives -- Quinoline yellow---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 Standard Food Additive quinoline yellow) National Standards of People's Republic of China National Food Safety Standard Food additives Quinoline Yellow Issued on. 2015-11-13 2016-05-13 implementation People's Republic of China National Health and Family Planning Commission released National Food Safety Standard Food additives Quinoline Yellow 1 ScopeThis standard applies from 2- (2-quinolyl) -1,3-dione or two-thirds 2- (2-quinolyl) -1,3-dione and one third [ 2- (6- Methyl-quinolin yl)] - 1,3-dione in a mixture of sulfonation prepared food additive quinoline yellow.2 molecular formula and relative molecular massFormula 2.1 C18H9NNa2O8S2 (main component) 2.2 relative molecular mass 477.38 (a main component, according to 2007 international relative atomic mass)3 Product Categories3.1 Ⅰ type 2- (2-quinolyl) -1,3-dione obtained by sulfonation of quinoline yellow food additive. 3.2 Ⅱ type Two-thirds of 2- (2-quinolyl) -1,3-dione and third [2- (6-methyl-quinolin-yl)] - 1,3-dione in a mixture of sulfonamide and prepared Get food additive quinoline yellow. 4. Technical Requirements 4.1 Sensory requirements Sensory requirements shall comply with the requirements of Table 1. Table 1 Sensory requirements Project requires test methods Color status yellow A powder or granules Take the right amount of sample is placed in a clean, dry white porcelain dish, natural Color and light to observe the state 4.2 Physical indicators Physical and chemical indicators should be consistent with the provisions of Table 2. Table 2. Physical and chemical indicators project index Type Ⅰ Type Ⅱ Testing method 2- (2-quinolyl) - indan-1,3-dione disulphonate, w /% ≥ 80.0 70.0 Appendix A A.2.1 or A.2.2 2- (2-quinolyl) - indan-1,3-dione sodium salt alone, w /% ≤ 15 - Annex A A.2.2 2- (2-quinolyl) - indan-1,3-dione acid trisodium salt, w /% ≤ 7.0 - Appendix A A.2.2 Loss on drying, chloride (based on NaCl) and sulfate (Na2SO4 to count) Total, w /% ≤ 30.0 Appendix A A.3 Water-insoluble, w /% ≤ 0.2 Appendix A A.4 Non-organic pigments, w /% ≤ 0.5 (2-methyl-quinolin Morpholine, 2-methyl-quinoline Sulfonic acid, phthalic Dicarboxylic acid total) 0.5 (2-methyl-quinolin Morpholine, 2-methyl-quinoline Sulfonic acid, phthalic Dicarboxylic acid, 2,6-bis Methyl-quinoline, 2,6 Dimethyl quinoline sulfonic acid) Appendix A A.5 Unsulfonated primary aromatic amine (aniline dollars), w /% ≤ 0.01 A.6 in Appendix A Deputy dye/(mg/kg) ≤ 4.0 Appendix A A.7 Arsenic (As)/(mg/kg) ≤ 1.0 Appendix A A.8 Lead (Pb)/(mg/kg) ≤ 2.0 GB 5009.12 Zinc (Zn)/(mg/kg) ≤ 50.0 GB 5009.14Appendix ATesting method A.1 General Provisions This standard reagents and water in the absence of other specified requirements, refer to the three water analytical reagent and GB/T 6682 regulations. test In the standard titration solution, impurity measurement standard solution, preparations and products at the time did not indicate other provisions, according to GB/T 601, GB/T 602 and GB/T 603 provisions prepared. Solution was used in the tests did not indicate what is formulated with solvent, it refers to an aqueous solution. A.2 Determination of quinoline yellow A.2.1 Colorimetric method A.2.1.1 Method summary The quinoline yellow sample with phosphate buffered solution (pH≈7) was dissolved and diluted to volume, the maximum absorption wavelength (415nm), measured for absorption Luminosity calculate its content. A.2.1.2 Reagents and materials Phosphate buffer solution. pH≈7. Weigh 0.68g potassium dihydrogen phosphate, plus 29.1mL0.1mol/L sodium hydroxide solution, diluted with water Diluted to 100mL. A.2.1.3 instruments and equipment A.2.1.3.1 spectrophotometer. A.2.1.3.2 cuvette. 10mm. A.2.1.4 analysis step A.2.1.4.1 preparation of the sample solution Weigh about 0.25g quinoline yellow sample (accurate to 0.0001g), was dissolved in an appropriate amount of phosphate buffer solution and transferred to 1000mL volumetric flask , Add phosphate buffer solution was diluted to the mark. Draw 10mL, transferred to 250mL volumetric flask, dilute with phosphate buffer solution To the mark, shake well and set aside. A.2.1.4.2 Determination The quinoline yellow sample solution was placed in 10mm cuvettes, with the maximum absorption wavelength (415nm) was measured by a spectrophotometer absorption Luminosity with phosphate buffered solution as reference solution. A.2.1.5 Calculation Results Quinoline yellow mass fraction w1, according to equation (A.1) Calculated. w1 = A × 25 × 1000 865 × m1 × 100 × 100% (A.1) Where. A --- absorbance value of the sample solution; 25 --- sample solution dilution; 1000 --- volume of the sample solution volume in milliliters (mL); --- 865 in phosphate buffer solution (ppb) at a wavelength of 415nm light coefficient E1 m; M1 --- the quality of the sample, in grams (g); 100 --- conversion factor. Calculation result to two decimal places. Parallel determination results is not more than 1.0% absolute difference between arithmetic mean as a measurement result. A.2.2 Performance Liquid Chromatography A.2.2.1 Method summary This method is used from 2- (2-quinolyl) -1,3-dione obtained by sulfonation of quinoline yellow, with peak area normalization method for the determination of 2- (2-quinolyl Yl) - indan-1,3-dione acid disodium salt, 2- (2-quinolyl) - indan-1,3-dione sodium salt and one-2- (2 - quinolyl) - indan Yl-1,3-dione acid trisodium salt content. A.2.2.2 Reagents and materials A.2.2.2.1 Water. GB/T 602 specified secondary water. A.2.2.2.2 methanol. A.2.2.2.3 sodium hydroxide solution. 1mol/L. A.2.2.2.4 acetic acid solution. 1mol/L. A.2.2.2.5 sodium acetate buffer solution. pH≈4.6. Sodium hydroxide solution, the volume of acetic acid solution to water ratio = 5.10.35. A.2.2.3 instruments and equipment High performance liquid chromatograph. equipped with UV detector, or other equivalent detector with gradient function. A.2.2.4 reference chromatographic conditions A.2.2.4.1 Column. C18 column, 250mm × 4.6mm, particle size 5μm; or other equivalent column. A.2.2.4.2 mobile phase Mobile phase A. sodium acetate buffer solution and the water volume ratio = 1.10, mobile phase B. methanol mobile phase A volume ratio of 80.20. A.2.2.4.3 mobile phase flow rate. 1.0mL/min. A.2.2.4.4 detection wavelength. 254nm. A.2.2.4.5 Injection volume. 20μL. A.2.2.4.6 gradient elution. gradient program in Table A.1. Table A.1 gradient elution Time/min A /% B /% A.2.2.5 analysis step A.2.2.5.1 preparation of the sample solution Weigh about 0.5g quinoline yellow sample (accurate to 0.0001g), add the mobile phase A was dissolved and set the volume to 100mL flask, shake Spare uniform. A.2.2.5.2 Determination In reference A.2.2.4 chromatographic conditions, the sample solution was subjected to chromatographic analysis to determine a sample solution chromatogram peak corresponding to each component Retention time and peak area Ai, by area normalized and quantified. A.2.2.6 Calculation Results 2- (2-quinolyl) - indan-1,3-dione acid disodium salt, 2- (2-quinolyl) - indan-1,3-dione monosulfonate sodium and 2- (2- Quinolin yl) - indan-1,3-dione acid trisodium salt mass fraction wi, according to equation (A.2) Calculated. wi = Ai Ai × 100% (A.2) Where. Ai --- sample solution chromatogram peak area of component i; Ai --- sample solution chromatogram peak areas and i components. Calculation result to two decimal places. Parallel determination results is not more than 1.0% absolute difference between arithmetic mean as a measurement result. A.3 Determination of loss on drying, chloride (based on NaCl) and sulfate (Na2SO4 in dollars) of the total A.3.1 Determination of loss on drying A.3.1.1 analysis step Weigh about 2g sample (accurate to 0.001g), has been placed in the weighing bottle at 135 ℃ ± 2 ℃ oven temperature is constant, ± at 135 ℃ 2 ℃ constant temperature oven drying to constant weight. A.3.1.2 Calculation Results Loss on drying mass fraction w2, according to equation (A.3) Calculated. w2 = m2-m3 m2 × 100% (A.3) Where. M2 --- dried before the mass of the sample, in grams (g); Quality, unit m3 --- after drying the sample in grams (g). Calculation result to one decimal place. Parallel determination results is not more than 0.2% absolute difference between arithmetic mean as a measurement result. A.3.2 chloride (as NaCl) Determination A.3.2.1 Reagents and materials A.3.2.1.1 carbon. 767 needle. A.3.2.1.2 nitrobenzene. A.3.2.1.3 nitric acid solution. 11. A.3.2.1.4 silver nitrate solution. 0.1mol/L. A.3.2.1.5 ammonium ferric sulfate solution. Weigh about 14g of ammonium ferric sulfate, dissolved in 100mL of water, filter, add 10mL of nitric acid, stored in brown Bottle. A.3.2.1.6 ammonium thiocyanate standard titration solution. c (NH4CNS) = 0.1mol/L. A.3.2.2 analysis step A.3.2.2.1 preparation of the sample solution Weigh about 2g sample (accurate to 0.001g), was dissolved in 150mL of water, add about 15g of activated carbon, a moderate boil 2min ~ 3min, Nitric acid solution is added 1mL, continue to shake evenly placed 30min (during shaking from time to time). Filtered through a dry filter paper. Such as colored filtrate is Plus 5g of activated carbon, occasionally shaking place 1h, then dried filter paper (such as color still replace the activated carbon to the filtrate no repeat color). 10mL washed three times with each activated carbon, and the filtrate combined move 200mL volumetric flask, add water to the mark. For chlorides And determination of sulfate content. A.3.2.2.2 Determination Pipette 50mL sample solution, placed in 500mL conical flask, add 10mL 2mL nitric acid solution and silver nitrate solution (containing chloride To add more volume for a long time) and 5mL nitrobenzene, shake vigorously to silver chloride condensation, ammonium ferric sulfate is added 1mL solution with ammonium thiocyanate standard Titrate the excess silver nitrate titration solution to the end and keep 1min, at the same time in the same way to make a blank test. A.3.2.3 Calculation Results Chloride (as NaCl) mass fraction w3, according to equation (A.4) Calculated. w3 = V1-V0 1000 × c1 × M1 m4 × × 100% (A.4) Where. V1 --- blank titration solution consumed volume of ammonium thiocyanate standard titration solution, in milliliters (mL); V0 --- titration consumption volume of the sample solution of ammonium thiocyanate standard titration solution, in milliliters (mL); 1000 --- conversion factor; c1 --- ammonium thiocyanate standard titration solution concentration, in units of moles per liter (mol/L); --- Ml molar mass of sodium chloride, in units of grams per mole (g/mol), [M1 (NaCl) = 58.4]; M4 --- the quality of the sample, in grams (g); 50 --- sample volume consumed in milliliters (mL); 200 --- volume of the sample volume in milliliters (mL). Calculation result to one decimal place. Parallel determination results is not more than 0.3% absolute difference between the arithmetic mean as a measurement result. A.3.3 Sulfate (Na2SO4 meter) measurement A.3.3.1 Reagents and materials A.3.3.1.1 sodium hydroxide solution. 2g/L. A.3.3.1.2 hydrochloric acid solution. 11999. A.3.3.1.3 barium chloride standard titration solution. c ( 2BaCl2 ) = 0.1mol/L (preparation see Appendix B). A.3.3.1.4 phenolphthalein indicator solution. 10g/L. A.3.3.1.5 Rose sodium indicator solution. Weigh 0.1g of sodium red roses, was dissolved in 10mL of water (using now). A.3.3.2 analysis step Draw 25mL sample solution (A.3.2.2.1), placed in 250mL conical flask, add 1 drop of phenolphthalein indicator solution, a solution of sodium hydroxide solution Pink, then a solution of hydrochloric acid solution to the pink color disappeared, shake, titrated with barium chloride standard titration solution is constantly shaking dissolved, to Rose Bengal Sodium indicator solution for outward indicator solution, and the reaction liquid indicator solution on filter paper presents the intersection of rose red spots and kept 2min does not fade Color is the end. While doing the blank test. A.3.3.3 Calculation Results Sulfate (Na2SO4 meter) mass fraction w4, according to equation (A.5) Calculated. w4 = V2-V3 1000 × c2 × M2 m5 × × 100% (A.5) Where. Volume V2 --- titrate the sample solution consumed barium chloride standard titration solution, in milliliters (mL); V3 --- blank titration solution consumed volume of barium chloride standard titration solution, in milliliters (mL); 1000 --- conversion factor; c2 --- barium chloride standard titration solution concentration, in units of moles per liter (mol/L); Molar mass of the M2 --- sodium sulfate, units of grams per mole (g/mol), [M2 (Na2SO4) = 142.04]; 2 --- conversion factor; M5 --- the quality of the sample, in grams (g); 25 --- sample volume consumed in milliliters (mL); 200 --- volume of the sample volume in milliliters (mL). Calculation result to one decimal place. Parallel determination results is not more than 0.2% absolute difference between arithmetic mean as a measurement result. Results A.3.4 Loss on drying, chloride (based on NaCl) and sulfate (Na2SO4 in dollars) the total amount of calculation Loss on drying, chloride (based on NaCl) and sulfate (Na2SO4 in dollars) mass fraction w5, according to equation (A.6) Calculated. w5 = w2 w3 w4 (A.6) Where. w2 --- Loss on drying mass fraction,%; w3 --- chloride (as NaCl) mass fraction,%; w4 --- Sulfate (Na2SO4 meter) mass fraction,%. Calculation result to one decimal place. A.4 Determination of insoluble matter A.4.1 Instruments and Equipment A.4.1.1 sand core glass crucible. G4, a pore size of 5μm ~ 15μm. A.4.1.2 oven thermostat. A.4.2 Analysis step Weigh about 4.5g ~ 5.5g sample (accurate to 0.001g), placed in 250mL beaker 200mL80 ℃ ~ 90 ℃ hot water, Dissolved, with already 135 ℃ ± 2 ℃ drying to constant weight of the sand core crucible G4 glass filter and washed thoroughly with cold water to the washing liquid is colorless, in 135 ℃ ± 2 ℃ constant temperature oven drying to constant weight. A.4.3 Calculation Results The mass fraction of water-insoluble w6, according to equation (A.7) calculated as follows. w6 = m6 m7 × 100% (A.7) Where. m6 --- dry mass of insoluble matter in grams (g); m7 --- sample mass, in grams (g). Calculation result to two decimal places. The absolute difference between parallel determination results is not more than 0.05%, and the arithmetic mean as a measurement result. A.5 Determination of non-organic pigments A.5.1 Method summary By reverse-phase liquid chromatography and quantified by area normalization method to calculate the content of non-organic pigments. A.5.2 Reagents and materials With A.2.2.2. A.5.3 Instruments and Equipment With A.2.2.3. A.5.4 reference chromatographic conditions With A.2.2.4. A.5.5 Analysis step A.5.5.1 preparation of the sample solution Weigh about 1g quinoline yellow (accurate to 0.0001g), add the mobile phase A was dissolved and set the volume 100mL flask, shake up. A.5.5.2 Determination In reference A.2.2.4 chromatographic conditions, the sample solution was subjected to chromatographic analysis to determine a sample solution chromatogram peak corresponding to each component Retention time and peak area Aj, by area normalized and quantified. A.5.6 Calculation Results 2-methyl-quinoline, 2-methyl-quinoline sulfonic acid, phthalic acid, 2,6-quinoline, 2,6-dimethyl quinoline sulfonic acid mass fraction wj, according to equation (A.8) Calculated. wj = Aj Aj × 100% (A.8) Where. Aj --- sample solution chromatogram peak area of component j; Aj --- sample solution chromatogram peak areas and j components. Calculation result to one decimal place. Parallel determination results is not more than 0.1% absolute difference between arithmetic mean as a measurement result. A.6 unsulfonated primary aromatic amine (aniline meter) measurement A.6.1 Method summary The sample is extracted with ethyl acetate unsulfonated primary aromatic amine component, the extract and the standard solution of aniline by diazotization and coupling, respectively And then measuring absorbance of each dye generated to be compared with the judgment. A.6.2 Reagents and materials A.6.2.1 ethyl acetate. A.6.2.2 hydrochloric acid solution. 110. A.6.2.3 hydrochloric acid solution. 13. A.6.2.4 potassium bromide solution. 500g/L. A.6.2.5 sodium carbonate solution.200g/L. A.6.2.6 sodium hydroxide solution. 40g/L. A.6.2.7 sodium hydroxide solution. 4g/L. A.6.2.8 R saline (2-naphthol-3,6-disulfonic acid disodium salt). 20g/L. A.6.2.9 sodium nitrite solution. 3.52g/L. A.6.2.10 aniline standard solution. 0.1000g/L. Weigh 0.5000g with a small beaker of freshly distilled aniline, moved to 500mL volumetric flask In order to 150mL of hydrochloric acid solution (13) was washed three times beaker, into 500mL volumetric flask, dilute to the mark with water. Pipette 25mL The solution to 250mL volumetric flask, water volume. A.6.3 Instruments and Equipment A.6.3.1 visible spectrophotometer. A.6.3.2 40mm cuvette. A.6.4 Analysis step A.6.4.1 preparation of the sample extraction solution Weigh about 2.0g sample (accurate to 0.001g) in 150mL beaker, add 100mL of water and 5mL sodium hydroxide solution (40g/L), It was stirred in a warm water bath until completely dissolved. The solution was transferred to a separatory funnel, washed with a small amount of water beaker. Each time 50mL ethyl acetate Taken twice and the combined extracts. 10mL with sodium hydroxide solution (4g/L) The ethyl acetate extract was washed, to remove trace amounts of pigments. Then each time 10mL hydrochloric acid solution (13) of the ethyl acetate solution was back extracted three times. The combined hydrochloric acid extracts were then diluted with water to 100mL, shake uniform. This solution was extracted sample solution. A.6.4.2 Preparation of standard solutions Pipette 5mL, 10mL, 15mL, 20mL, 25mL aniline standard solution to 100mL flask with a solution of hydrochloric acid (110) Dilute to volume, mix well, this is the standard solution. Diazotization coupling solution prepared in A.6.4.3 Draw 10mL sample solution was extracted and transferred to a clean and transparent tube, immersed in a beaker filled with ice water, the mixture was cooled 10min. 1mL and 0.5mL potassium bromide solution was added sodium nitrite solution in a test tube, after a little harder to shake still placed in an ice bath to cool 10min, Diazotization reaction. Another transferred to a 25mL volumetric flask 1mLR 10mL saline solution and sodium carbonate solution. Said tube Aniline diazonium salt solution was added to the flask containing R salt solution, the plus side is slightly shaken flask, washed with a little water be added to the test tube Flask, then constant volume of water. Mix well placed 15min in the dark. A.6.4.4 Preparation of standard solution of diazotizing coupling Pipette 10mLA.6.4.2 series of standard solution, with the remaining steps A.6.4.3. A.6.4.5 Preparation of the reference solution Draw 10mL hydrochloric acid solution (1 10), 10mL 1mLR sodium carbonate solution and saline solution in 25mL volumetric flask, washed with water Volume. A.6.4.6 Determination The A.6.4.4 series of standard coupling diazotized solution were placed in cuvettes at 510nm wavelength measured with a spectrophotometer Their absorbance to A.6.4.5 as reference solution, d......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 1886.104-2024_English be delivered?Answer: Upon your order, we will start to translate GB 1886.104-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB 1886.104-2024_English with my colleagues?Answer: Yes. The purchased PDF of GB 1886.104-2024_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. 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