CAS No. 7758-16-9

Molecular Formula: Na2H2P2O7

Molecular Formula: H2Na2O7P2
Molecular Weight: 221.94
Hazard Symbols: Xi
WGKGermany: 2

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Melting point: decomposes 220℃ [MER06]
density: (hexahydrate) 1.86
vapor pressure: 0Pa at 20℃
storage temp: -70°C
solubility: H2O: 0.1 M at 20 ℃, clear, colorless
PH: 3.5-4.5 (20℃, 0.1M in H2O, freshly prepared)

Standard Executed: HG2928-1999
Molecular Formula: Na2H2P2O7
MW: 221.94
Description:
It is white power.
It is soluble in water, but insoluble in alcohol.
Its solubility is 32.5% at 100°C.
Usage: Used as buffer, leaven, quality modifier, ferment agent, emulsifier, nutriment, adhesive and preservative in foods.

Smile code:
O=P(O[H])(OP(O[H])([O-])=O)[O-].[Na+].[Na+]
MDL Number:
MFCD00014246
Purity :
95%
Available in stock:
200010 g

molecular weight: 221,94