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PRODUCT

p-Hydroxybenzenesulfonic acid(98%)
Product name:
p-Hydroxybenzenesulfonic acid(4-Phenolsulfonic Acid)
Use:
widely used in printing and dyeing, synthetic plastics, oil exploitation and pharmaceutical industry.
Packing:
30L plastic bucket, net weight 40KG / barrel
Molecular Weight :
210.17
Appearance:
light brown red solid
Physical and chemical property :

Index Item

Index

Appearance

light brown red solid

Assay (C6H6O4S·2H2O )%≥

98

Chloride (as Cl) %≤

0.2

Free sulfuric acid (as H2SO4) %≤

3.0

Fe %≤

0.01

Heavy metals (as Pb) %≤

0.005

Residue on ignition %≤

0.2

Structure: