catalyst, mordant, developer, weight increasing agent, corrosion inhibitor and metal surface treatment agent.

Molecular formula: Fe(NO3)3.9H2O

Molecular weight: 404.02

Physicochemical properties:

1) purple crystal 

2) Specific density: 1.68

3) Melting point: 47.2°C. When it is heated at 125°C, it decomposes

4) Subject to deliquescence and easily dissolves in water, ethanol and acetone while it has oxidizing property

5) Application and usage: used as catalysts and dye mordants

Product specification: HG3-1394-81

1) Indexes chemical pure industrial grade

2) [Fe(NO3)3.9H2O], (%≥): 98.0, 98.0

3) Water insoluble, (%≤): 0.01, 0.1

4) Chloride (Cl), (%≤): 0.002, 0.1

5) Sulfate (SO4), (%≤): 0.01, 0.05

6) Cu, (%≤): 0.003

7) Zinc (based on Pd), (%≤): 0.003

8) Aqueous ammonia insoluble (based on sulfate), (%≤): 0.1, 0.2

Packing: 25kg/bag, plastic inside and knitting bag outside, or in terms of customers' requirements