焦磷酸钠（食品级）
焦磷酸钠食品级/饲料级
TETRASODIUM PYROPHOSPHATE FOOD GRADE/FEED GRADE
Molecular Formula:Na4P2O7;Na4P2O7·10H2O
Molecular Weight: 265.91;446.07
CAS NO.:7722-88-5(Anhydrous);13472-36-1(Decahydrate )
Standard executed:GB1886.339-2021;FCC;Q/WLD10-2021
外观:白色粉末或结晶。
Appearance: White powder or crystal.
用途:食品工业中用作酸度调节剂、乳化剂、膨松剂、整合剂、水分保持剂。在饲料加工中，焦磷酸钠作为防腐剂、防霉剂和酸度调节剂用于宠物饲料。
Usage:Used as acidity adjuster, emulsifier,expanding agent, chelatingagent or moisture retaining
agent in food industry. Used as preservative.antiseptic or acidity adjuster in feed processing.
包装:25kg、50kg袋装;集装吨袋;客户要求。Packaging:25kg,50kg,1000kg bags or according to customer 'sdemand.
|
项目 Item |
食品级指标 Food Grade |
饲料级指标 Feed Grade |
|
|
十水合焦磷酸钠(Na4P2O7-10H2O),W/% ≥ Main contents(Na4P2O7·10H2O) |
98.0 | -- | |
|
无水焦磷酸钠(Na4P2O7),W/% Main contents(Na4P2O7) |
96.5~100.5 | 96.5~100.5 | |
|
灼烧减量(Na4P2O7)
Loss of ignition |
(Na4P2O7·10H2O),W/% | 38.0~42.0 | -- |
| (Na4P2O7),W/% ≤ | 0.5 | -- | |
| 水不溶物(Water insoluble),W/% ≤ | 0.2 | 0.2 | |
| 水分(Moisture),W/% A≤ | -- | 2.5 | |
| pH(10g/L水溶液)/pH Value(10g/L) | 9.9~10.7 | 9.9~10.7 | |
| 正磷酸盐(Ortho phosphate) |
通过试验 Pass |
通过试验 Pass |
|
|
重金属(以Pb计)/(mg/kg) ≤ Heavy metals(as Pb) |
10 | -- | |
| 氟(Fluoride)(F)/(mg/kg) ≤ | 50.0 | 100 | |
| 砷(Arsenic)(AS)/(mg/kg)≤ | 3.0 | 10 | |
| 铬(Chromium)(Cr)/(mg/kg) ≤ | -- | 10 | |
| 铅(Lead)(Pb)/(mg/kg) ≤ | 4.0 | 10 | |
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