PN(Hydroxymethanesulfoic acid, monosodium salt)
Trade name:PN
Chemical name:Hydroxymethanesulfoic acid, monosodium salt
Sodium formaldehyde bisulfite
Molecular formula:CH3NaO4S
CAS No.:870-72-4
Assay:28% 99%
Appearance:colorless and transparent liquid ; White acicular crystal
related density@20°C:1.20-1.25
PH value:7(min)
refractive index@20°C:1.3700-1.3830
Application:Leveling agent, brightener
产品名称：Sodium formaldehyde bisulfite
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