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Yixing Lark Fine Chemical

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Yixing Lark Fine Chemical

PRODUCTS

Antioxidant

Magnesium oxide

Magnesium carbonate

Magnesium hydroxide

Intermediate

Accelerant

Vulcanization Accelerant NA-22

Properties

Finished product is crystal, specific gravity 1.42-1.43, Melting point 203-204 ℃, Melting in ethanol, not soluble in acetone, toluene and gasoline, slightly soluble in water.

Chemical formula

C₃H₆N₂S

Molecular weight

102.17

Quality Index

Index name	Index
Appearance	white crystalline powder
Melting point ℃	195 min
Ash %	0.3max
Moisture %	0.3max
Residue on sieve (1600hole/cm²)%	0.1max

Use

Accelerant for neoprene.

Packing

plastic bag lined woven bag, 25kg/bag.

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