Direct black 19

BGC Id:	143213783770
CAS No:	6428-31-5
Synonyms:	c.i.35255 ; benzo fast black g ; black g ; direct black 19 ; vicorect black fb. ; atul direct black vg ; condires black an ; rifazolblackgr ; kayarus black g ; sumilight black g
Molecular Formula:	C34H27N13Na2O7S2
Molecular Weight:	839.77062
EINECS:	229-208-1

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The following 2 notable providers have been checked and can be recommended.

Xiamen Equation Chemical

Leap Chem

Molecular Formula: C34H27N13Na2O7S2 Molecular Weight: 839.77062

What other providers are available for CAS 6428-31-5?

The last intensive check and update was carried out on 2026/02/13.

Identify

Synonyms:

c.i.35255 ; benzo fast black g ; black g ; direct black 19 ; vicorect black fb. ; atul direct black vg ; condires black an ; rifazolblackgr ; kayarus black g ; sumilight black g

CAS:

6428-31-5

EINECS:

229-208-1

Molecular Formula:

C34H27N13Na2O7S2

MDL:

Properties

Molecular Weight:

839.77062 g·mol−1

Suppliers

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers.

Country: P.R.China Phone: +86 592 6515854 Telefax: +86 592 6515854

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Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

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The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

American Dyestuff Corp.

American Dyestuff Corp is a continuation in the dyes, pigment, fluorescent whitener business of the Rabinowitz family, founders of Atlantic Chemical C... Request

What other providers are available for CAS 6428-31-5?

In addition to the providers presented here for Direct black 19 with the CAS number 6428-31-5, there are other 11 providers with slightly different product names available for this CAS number.

Direct Fast Black G

BIOZOL Diagnostica Vertrieb GmbH +1 additional providers that we know from the past

Direct Fast Black 19

+1 additional providers that we know from the past

Direct Fast Black G (C.I. Direct Black 19)

Dayang Chem (Hangzhou) Co.,Ltd. | BuGuCh & Partners +4 additional providers that we know from the past

2,7-Naphthalenedisulfonicacid,4-amino-3,6-bis[2-[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)

+2 additional providers that we know from the past