Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Red 84,C.I.58210

Molecular Structure: anthraquinones

C.I.Pigment Red 84,C.I.58210,CAS 1328-07-0,336.27,C14H8O8S

Molecular Formula:C₁₄H₈O₈S

Molecular Weight: 336.27

CAS Registry Number:1328-07-0

Manufacturing Methods :(a) 1,2,4-Trihydroxyanthracene-9,10-dione Manganese dioxide in the presence of Sodium sulfite and pressure in processing; (b) C.I.Mordant Red 3 (C.I. 58005) with Nitric acid and where did Sulfuric acid treatment and translated into sodium salt. Finally into aluminum salt lake.

Properties and Applications:brilliant blue light red. The chrome complex as maroon. In concentrated sulfuric acid for red orange, dilute the same.

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