Food additive disodium n dihydrogen pyrophosphate
化学式:Na2H2P2O7
Chemical formula:Na2H2P2O7
分子量:221.95
Molecular : weight: 221.95
执行标准:GB25567-2010
Executive : standard: GB25567-2010
外 观:白色粉末或颗粒状。
Appearance: white powder or granular.
用 途:用作发酵剂,用于烘烤食品,控制发酵速度;用于方便面,缩小成品复水时间,不粘不烂;用于饼干糕点,缩短发酵时间,降低产品破损率,疏松空隙整齐,可延长贮存期。
Uses: used as leavening agent, baking food, controlling fermentation speed; instant noodles, reducing the rehydration time of finished products,not sticky or rotten; used for biscuits and cakes, shortening the fermentation time, reducing the damage rate of products, loose and neat voids,which can extend the storage period.
包装储存:内塑外编或纸袋。25 公斤/袋。密封保存。
Packaging and storage: Plastic inside and woven outside or paper bag. 25 kg / bag. Sealed storage.
指标项目 | Item | 指标 Specifications | |
焦磷酸二氢二钠(Na2H2P2O7) | Sodium acid pyrophosphate(Na2H2P2O7) | % ≥ | 95.0 |
水不溶物 | Water insoluble constituents | % ≤ | 1.0 |
砷(以 As 计) | Arsenic(As) | % ≤ | 0.0003 |
重金属(以 Pb 计) | Heavy metal(as Pb) | % ≤ | 0.0015 |
氟化物(以 F 计) | Fluoride(as F) | % ≤ | 0.005 |
PH 值(1%水溶液) | PH value (1% aqueous solution) | 4.0 ± 0.5 |
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