dye|World dye variety

Name:C.I.Sulphur Green 18,C.I.53220

Molecular Structure:

C.I.Sulphur Green 18,C.I.53220,CAS 1326-94-9,Pirocard Green 491

CAS Registry Number:1326-94-9

Manufacturing Methods : 4-(Phenyldiazenyl)phenol and sulfur and Sodium sulfide or Sodium hydroxide in 180 ~ 200 ℃ or 250 ℃ calcination, add or do not add Copper sulfate monohydrate all can.

Properties and Applications:  dark blue light green. Part of the soluble in water. In the Sodium sulfide solution for yellow green, In the Sodium hydroxide solution for yellow green.

List of Suppliers:

Pirocard Green 491( SA Cardoner )