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DL-Malic Acid 价格:

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Details Specification

DL-Malic Acid

CAS No:6915-15-7

ITEMS

STANDARD

Appearance

White crystals or crystalline powder

Assay

99.0 - 100.5%

Specific Rotation

-0.10 o --- +0.10 o

Residue on ignition

0.10% max

Water-insoluble substance

0.1% max

Fumaric Acid

1.0% max

Maleic Acid

0.05% max

Heavy metals(as Pb)

10 ppm max

Arsenic(As)

4 ppm max

 


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