焦磷酸鈉（食品級）
焦磷酸鈉食品級/飼料級
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
外觀:白色粉末或結晶。
Appearance: White powder or crystal.
用途:食品工業中用作酸度調節劑、乳化劑、膨松劑、整合劑、水分保持劑。在飼料加工中，焦磷酸鈉作為防腐劑、防霉劑和酸度調節劑用于寵物飼料。
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.
包裝:25kg、50kg袋裝;集裝噸袋;客戶要求。Packaging:25kg,50kg,1000kg bags or according to customer 'sdemand.
|
項目 Item |
食品級指標 Food Grade |
飼料級指標 Feed Grade |
|
|
十水合焦磷酸鈉(Na4P2O7-10H2O),W/% ≥ Main contents(Na4P2O7·10H2O) |
98.0 | -- | |
|
無水焦磷酸鈉(Na4P2O7),W/% Main contents(Na4P2O7) |
96.5~100.5 | 96.5~100.5 | |
|
灼燒減量(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 | |
| 正磷酸鹽(Ortho phosphate) |
通過試驗 Pass |
通過試驗 Pass |
|
|
重金屬(以Pb計)/(mg/kg) ≤ Heavy metals(as Pb) |
10 | -- | |
| 氟(Fluoride)(F)/(mg/kg) ≤ | 50.0 | 100 | |
| 砷(Arsenic)(AS)/(mg/kg)≤ | 3.0 | 10 | |
| 鉻(Chromium)(Cr)/(mg/kg) ≤ | -- | 10 | |
| 鉛(Lead)(Pb)/(mg/kg) ≤ | 4.0 | 10 | |
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