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GB 31618-2014: National food safety standard -- Food Nutrition Enhancer- Raffinose
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National food safety standard -- Food Nutrition Enhancer- Raffinose
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GB 31618-2014
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Basic data | Standard ID | GB 31618-2014 (GB31618-2014) | | Description (Translated English) | National food safety standard -- Food Nutrition Enhancer- Raffinose | | Sector / Industry | National Standard | | Classification of Chinese Standard | C54 | | Classification of International Standard | 67.020 | | Word Count Estimation | 5,564 | | Date of Issue | 12/24/2014 | | Date of Implementation | 5/24/2015 | | Regulation (derived from) | Health Planning Commission Bulletin 2014 No. 21 | | Issuing agency(ies) | National Health and Family Planning Commission of the People's Republic of China | | Summary | This Standard is applicable food fortifier raffinose in beet molasses as raw material to extract by column chromatography device, and then refining and drying process made. | GB 31618-2014: National food safety standard -- Food Nutrition Enhancer- Raffinose---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.Fortified Food.Raffinose)
National Standards of People's Republic of China
National Food Safety Standard
Fortified Food raffinose
Published 2014-12-24
2015-05-24 implementation
People's Republic of China
National Health and Family Planning Commission issued
National Food Safety Standard
Fortified Food raffinose
1 Scope
This standard applies to sugar beet molasses, the extraction means by a column chromatography, and then purified, dried foods and other business process made
Raising enhancer raffinose.
Formula 2, Structure and molecular weight
Formula 2.1
C18H32O16 · 5H2O.
2.2 Structure
2.3 Molecular Weight
594.51 (according to 2007 international relative atomic mass).
3 Technical requirements
3.1 Sensory requirements
Shall comply with the requirements in Table 1.
Table 1 Sensory requirements
Project requires test methods
Color White
Status powder
Slightly sweet taste
Proper amount of sample is placed in clean, dry white porcelain plate, since in
Under natural light, the color observed and the state, its taste and flavor
3.2 Physical and Chemical Indicators
Shall be in accordance with Table 2.
Table 2. Physical and chemical indicators
Item Index Test Method
Raffinose content (dry basis, w) /% ≥ 98 Appendix A A.2
pH (50g/L solution, 20 ℃) 5.0 ~ 7.0 GB/T 9724
Loss on drying (w) /% ≤ 15 GB 5009.3 direct drying
Total arsenic (As)/(mg/kg) ≤ 1 GB/T 5009.11
Heavy Metals (as Pb)/(mg/kg) ≤ 5 GB/T 5009.74
3.3 microbial indicators
Shall be in accordance with Table 3.
Table 3 microbiological indicators
Item Index Test Method
Cfu/(CFU/g) ≤ 1000 GB 4789.2
Coliforms/(MPN/g) < 3.0 GB 4789.3
Staphylococcus aureus/(MPN/g) < 3.0 GB 4789.10
Mold/(CFU/g) ≤ 50 GB 4789.15
Yeast/(CFU/g) ≤ 50 GB 4789.15
Appendix A
Testing method
A.1 General Provisions
Unless otherwise specified in this standard, it should be analytical reagent purity above, the standard titration solution, impurities determined by standard solution used,
Formulations and products, shall GB/T 601, GB/T 602, GB/T 603 provisions prepared test water shall comply with GB/T 6682's.
The test does not indicate when the solution which is formulated with a solvent, refer to the aqueous solution.
A.2 Determination of the content of raffinose cotton
A.2.1 Reagents and materials
A.2.1.1 raffinose Reference Sample. Purity ≥99%.
A.2.1.2 Acetonitrile. chromatographically pure.
A.2.2 Instruments and Equipment
A.2.2.1 HPLC. equipped with a differential refractive index detector, or other equivalent detectors.
A.2.2.2 ultrasonic oscillator.
A.2.3 Reference chromatographic conditions
A.2.3.1 Column. gel-bound column (amino-bonded phase column).
A.2.3.2 mobile phase. acetonitrile = 75 25 water, the ratio is increased or decreased appropriately separated condition.
A.2.3.3 Column temperature. 40 ℃.
A.2.3.4 flow rate. 0.8mL/min, the appropriate speed adjusted according to the column diameter and the separation conditions.
A.2.3.5 Injection volume. 10μL.
A.2.4 Analysis step
Preparation of standard solution A.2.4.1
Weigh about 0.05g reference raffinose, accurate to 0.0001g, placed in a 10mL volumetric flask, dilute to volume dissolved in water to give
Raffinose the standard solution.
Preparation of sample solution A.2.4.2
Weigh about 0.5g sample, accurate to 0.0001g, a 50mL volumetric flask, dilute to volume with water dissolved. Solution by ultrasound
Processing 10min, filtered through a 0.45μm filter, and the filtrate set aside.
A.2.4.3 Determination
In reference A.2.3 chromatographic conditions, respectively, the standard solution and the sample solution was subjected to chromatographic analysis. Recording standard solution and sample solution
Chromatogram peak area value of raffinose FIG.
A.2.5 calculation results
Raffinose content (dry basis) by the mass fraction w1 of formula (A.1) is calculated.
w1 =
cS × V1
m1 × (1-w0) ×
A1
AS ×
100% (A.1)
Where.
cS --- raffinose standard solution concentration in grams per milliliter (g/mL);
Vl --- volume of the sample solution, in milliliters (mL);
--- mass M1 of the sample solution in the sample in grams (G);
Loss on drying W0 --- sample,%;
A1 --- peak area values of the sample solution of raffinose graph;
--- the AS value of the peak area of standard solution of raffinose in FIG.
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