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必应染料-您身边的染料专家

Solubilised Vat Violet 8

Name:C.I.Solubilised Vat Violet 8 ,C.I.73601

Molecular Structure: Indigo class

C.I.Solubilised Vat Violet 8 ,C.I.73601,CAS 1324-23-8,602.78,C17H8Cl3NNa2O8S3

C.I.Solubilised Vat Violet 8 ,C.I.73601,CAS 1324-23-8,602.78,C17H8Cl3NNa2O8S3

Molecular Formula:C17H8Cl3NNa2O8S3

Molecular Weight: 602.78

CAS Registry Number:10241-20-0

Manufacturing Methods :  (a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Violet 8 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing  C.I. Vat Violet 8. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications: brilliant purple. Soluble in water for purple

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4 4 6

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