Warning: mysql_list_fields() [function.mysql-list-fields]: Unable to save MySQL query result in /home/wwwroot/worlddyevariety/wp-content/plugins/seo-booster-lite/seo-booster.php on line 237

Warning: mysql_num_fields(): supplied argument is not a valid MySQL result resource in /home/wwwroot/worlddyevariety/wp-content/plugins/seo-booster-lite/seo-booster.php on line 238

Warning: in_array() [function.in-array]: Wrong datatype for second argument in /home/wwwroot/worlddyevariety/wp-content/plugins/seo-booster-lite/seo-booster.php on line 240
必应染料-您身边的染料专家

Direct Brown 25

Name:C.I.Direct Brown 25,C.I.36030

Molecular Structure: Multi-azo class

C.I.Direct Brown 25,C.I.36030,968.91,C47H34N14Na2O6S,Atul Direct Catechine G

C.I.Direct Brown 25,C.I.36030,968.91,C47H34N14Na2O6S,Atul Direct Catechine G

Molecular Formula:C47H34N14Na2O6S

Molecular Weight: 968.91

CAS Registry Number:

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and C.I. Basic Brown (C.I. 21000) coupled.

Properties and Applications:  brown to red light brown. Soluble in water for yellow brown to olive brown, slightly soluble in ethanol, acetone, soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for purple to blue-black, diluted is shallow brown; In nitric acid of for olive completely dissolved. The dye solution to join strong hydrochloric acid with olives brown precipitation; Add thick sodium hydroxide solution have yellow brown to orange brown precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 3-4 3 2 2-3
AATCC 4 2 1-2 2-3 3

List of Suppliers:

Atul Direct Catechine G( Atul Limited  )


Leave a Reply