High Quality Maleic acid CAS 110-16-7

TITLE OF INDE

INDEX

RESULT

Appearance

White Crystalline particles or crystalline powder,freely solube in water and in ethanol(96 percent),Slightly soluble in ether

White Crystalline particles,freely soluble in water and in ethanol(96 percent),Slightly soluble in ether

Assay,%

99.0~101.0

99.8

State of solution

Clarification

Clarification

Appearance of solution

Qualified

Qualified

Heavy metals[Pb]
mg/kg

≤10

<10

Iron[Fe] mg/kg

≤5

<5

Fumaric acid %

≤1.5

<1.5

Sulphated ash %

≤0.10

0.03

Moisture%

≤2.0

0.1

Conclusion

QUALIFIED