High quality PN Sodium formaldehyde bisulfite with best price cas 870-72-4

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≥1 Kilograms

US $8

≥100 Kilograms

US $6

≥1000 Kilograms

US $4

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Product Description

Sodium formaldehyde bisulfite Basic information
Product Name:	Sodium formaldehyde bisulfite
CAS:	870-72-4
MF:	CH3NaO4S
MW:	134.09
EINECS:	212-800-9
Sodium formaldehyde bisulfite Chemical Properties
Melting point	200 °C (dec.)(lit.)
Fp	184 °C
storage temp.	-20°C
form	Powder
color	White to almost white
Water Solubility	800 g/L (20 ºC)
Sensitive	Hygroscopic
Merck	144,236
CAS DataBase Reference	870-72-4(CAS DataBase Reference)
EPA Substance Registry System	Methanesulfonic acid, hydroxy-, monosodium salt (870-72-4)

Specification

Item	Specifications	Results
Appearance	White to white crystalline powder	White crystalline powder
Assay	≥94.0%	95.78%
PH value	5.5~10.5	6.66
Water solubility	Clear transparent liquid , solid particles are less than or equal to 4 Particles	Clear and transparent liquid with 2 black spots and a little fiber
Turbidity	≤0.5#	<0.5#
Sulfite residue	<0.5%	0.06%
Conclusion	The results conforms with enterprise standards