How fumaric acid manufacturers judge the test indexes of industrial fumaric acid

2021-09-13 14:29:00

Dongda chemical, a fumaric acid manufacturer, explained the following test indexes of industrial fumaric acid:

Test indexes of industrial fumaric acid

Quality index of fumaric acid (fumaric acid)

Indicator name indicator

Superior product, first-class product, qualified product

Color (APhA) ≤ 3050 white crystal

Content ≥% 99.599.098.0

Melting point ≥ ℃ 285282275

Moisture ≤% 0.20.51.0

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