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必应染料-您身边的染料专家

Leuco Sulphur Brown 1

Name:C.I.Leuco Sulphur Brown 1,C.I.53000

Molecular Structure:

CAS Registry Number:

Manufacturing Methods : lignite and Sodium polysulfide and sulfur in the rolling roasting reactor heating (BIOS983, 44) 0 organic waste and sulfur and Sodium sulfide in 100 ~ 350 ℃ under different temperature heating, the higher the temperature, reaction product color is dark. lignite, sawdust, chaff bran, Cellulose microcrystalline liquid waste (decalcified), oil, fat and  fat and fatty acid kit, etc. Can be used as the alternative intermediates.

Properties and Applications: brown light olive to yellow brown. Dark brown powder. Soluble in water for green black or brown, long time after boiling insoluble. In concentrated sulfuric acid for brown, there are hydrogen sulfide gas evolution, dilution after brown precipitation; In the Sodium hydroxide solution for the green.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 4-5 4-5 3-4 4-5 4-5 4
AATCC 4 4 3 3-4

List of Suppliers:

ECO Liquid Brown GN ( Clariant GmbH )


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