Phosphates

Sodium Acid Pyrophosphate(SAPP)

CAS No.:7758-16-9
HS Code:2835399000
Specification:FCC
Packing:25kg bag/drum/carton
Product description: Sodium Acid Pyrophosphate(SAPP)
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Specification

ITEM	STANDARD
Na2H2P2O7	95.0% MIN
APPEARANCE	WHITE POWDER
WATER INSOLUBLE	1.0% MAX
ARSENIC( AS)	3PPM MAX
LOSS ON DRYING	0.5% MAX
CADMIUM (PPM)	1 MAX
LEAD (PPM)	4 MAX
MERCURY (PPM)	1 MAX
HEAVY METAL( PB)	15PPM MAX
FLUORID( PPM)	10 MAX
PH VALUE	3.5-4.5

Details

Sodium Acid Pyrophosphate(SAPP)

Sodium Acid Pyrophosphate food grade sapp as leavening agents and baking powder

1. Sodium Acid Pyrophosphate is an anhydrous, white powdered solid. it can use as leavening agent and Sequestrant, which complies wtih the speicifiation of FCC as food additives.

2. White powder or granular;Relative density 1.86g/cm3;Soluble in water and insoluble in ethanol; If its aqueous solution is heated together with diluted inorganic acid, it will be hydrolyzed into phosphoric acid; It is hydroscopic, and when absorbing humidity it will become into a product with hexa-hydrates; If it is heated at a temperature above 220°C, it will be decomposed into sodium meta phosphate.etc.

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