Direct Yellow R

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Detailed Direct Yellow R Description:


direct yellow R
Specification: CAS No.: 1325-37-7 ; Other Names: Apollo Direct Yellow TG ; MF: C16H10N2Na2O7S2 ; EINECS No.: 215-393-6 ; Type: Direct Dye ; Usage: Leather Dyestuffs, Paper Dyestuffs, Text. ; yellow: even powder ;
 Brown powder. It is red and only yellow to water to dissolve , dissolve dissolving finely and plainly a little , does not dissolve in other organic solvents . Dark dark red in the dense sulphuric acid, turn dark yellow after diluting (have brown that is precipitated sometimes); Dissolve black partly in the dense hydrochloric acid; Turn olive colour to dissolve partly yellowly and brownly in the dense nitric acid. Aqueous solution its add 10% sulphuric acid turn dark slightly , add strong hydrochloric acid getting yellow to present olive , add strong NaOH liquid present money orange precipitate. Meet color light simply green copper , meet color light slightly red and dark iron , meet zinc and ammonia become pale yellow and getting orange. This product has stronger decreasing function photosensitivly and fragily

  • Model: 40000
  • Packing: Export Standard
  • Terms of Payment: T/T,T/C
  • Delivery Time: 30 Days
  • Products ID: 80851
  • Product Category: Dyestuffs
  • Post date: May 2, 2011
Our company is specialized exporter, manufacturer and supplier of Direct Yellow R in China.


           

Manufacturer/supplier's information

Company: Cangzhou Ruidong Chemical Co., Ltd.
Address: Xinxing Industrial Park, Dongguang County
Region: Cangzhou, Hebei, China
Contact Person: Mr. Weidong Zhou
Telephone: 86-317-7723630

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