Sodium salt
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SODIUM ACID PYROPHOSPHATE (SAPP)
Guaranteed Technical Specifications
MOLECULAR FORMULA：Na2H2P2O7
MOLECULAR WEIGHT：221.95
STANDARDS EXCUTED：GB25567-2010（FOOD GRADE）
CAPACITY：5000t/a
Properties
White crystal powder； Its relative density 1.86；Soluble in water and insoluble in ethanol.
Uses
As a highly effective leavening agent, it is widely applied to roast foodstuffs, instant noodles, crackers and cakes; As a water- preservation agent, it may applied to canned fishes or canned meat, ham and cheese etc.; it also play an important function in protecting processed potatoes from unattractive discoloration.
Packing and storage
Packed in 25 kg net woven polypropylene bags with polyethylene bags inner. It must be stored in dry and ventilated warehouse where is free from high temperature and poisonous substances.
- Other Parameters
指标名称 Specifications | 工业级 Industrial Grade | 食品级 Food Grade | |||
主含量（以NA4P2O7计）%≥ Main contents | 95.0 | 95.00 | |||
五氧化二磷（P2O5） %≥ Phosphorus pentoxide | 63.0-64.0 | 63.0-64.0 | |||
PH值（1%水溶物） PH value of 1% solution | 4.0±0.5 | 4.0±0.5 | |||
水不溶物 %≤ Water insoluble | 1.00 | 1.00 | |||
氟化物（以F计） %≤ Fluoride, as F | / | 0.005 | |||
重金属（以Pb 计）%≤ Heavy metals, as Pb | / | 0.001 | |||
砷（以As计） %≤ Arsenic,as As | / | 0.0003 | |||
灼烧失重 %≤ | 0.50 | ||||