1) Appearance: Milky white crystalline

2) Content (according to the sample) %: ≥ 97.0

3) Moisture (according to the sample) % ≤ 3.0

4) Free acid (according to the sample) % ≤1.0

5) Insolubility (according to the sample) % ≤0.1

Main Usage: It is a kind of dyes intermediates. Can be usedin manufacture of yellow R. 

Packing: 50kg net poly-woven bags or as the customersrequirements