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Acid chrome blue K

CAS No.
3270-25-5
Chemical Name:
Acid chrome blue K
Synonyms
C.I.16675;Chrome Blue K;Mordant Blue 31;Acid Chrome Blue K;C.I.Mordant Blue 31;Acid Chromate Blue K;Acidic Chrome Blue K;Chrome fast navy blue R;C.I.Mordant Blue 31:C.I.16675;Acid chrome blue K ISO 9001:2015 REACH
CBNumber:
CB4874645
Molecular Formula:
C16H13N2NaO12S3
Molecular Weight:
544.45
MDL Number:
MOL File:
3270-25-5.mol
MSDS File:
SDS
Last updated:2025-09-15 17:58:54
Product description Number Pack Size Price
AcidchromeblueK 98+% A760027 5g $7
AcidchromeblueK 98+% A760027 25g $15
AcidchromeblueK 98+% A760027 100g $49
More product size

Acid chrome blue K Properties

form Solid
color Dark purple to black
CAS DataBase Reference 3270-25-5(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338

Acid chrome blue K price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Ambeed A760027 AcidchromeblueK 98+% 3270-25-5 5g $7 2021-12-16 Buy
Ambeed A760027 AcidchromeblueK 98+% 3270-25-5 25g $15 2021-12-16 Buy
Ambeed A760027 AcidchromeblueK 98+% 3270-25-5 100g $49 2021-12-16 Buy
Product number Packaging Price Buy
A760027 5g $7 Buy
A760027 25g $15 Buy
A760027 100g $49 Buy

Acid chrome blue K Chemical Properties,Uses,Production

Uses

Acid chrome blue K is a metal indicator. The solution color of the LAMP (Loop-mediated isothermal amplification) reaction with ACBK (Acid chrome blue K) changes from red to blue based on a decrease in the Mg2+ concentration in the reaction solution[1].

Preparation

3-Amino-4-hydroxybenzenesulfonic acid diazotization, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid coupling.

Properties and Applications

red light navy blue. Soluble in water and ethanol. In concentrated sulfuric acid to purple, dilution after blue light pink; In concentrated nitric acid for dark orange to yellow brown. Dye aqueous solution and sodium hydroxide as yellow solution.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4-5 5 5 2-3 4-5 5 5

References

[1] Wang X, et al. Use of a novel metal indicator to judge loop-mediated isothermal amplification for detecting the 35S promoter. Anal Bioanal Chem. 2017 Feb;409(4):881-889. DOI:10.1007/s00216-016-0084-x

Acid chrome blue K Preparation Products And Raw materials

Global( 218)Suppliers
Supplier Tel Email Country ProdList Advantage
Wuhan Fortuna Chemical Co., Ltd
+86-027-59207850 +86-13986145403; info@fortunachem.com China 6010 58
career henan chemical co
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Shenyang Simchoice Chemical Co.,Ltd
+86-024-23769576 +86-15040101888 sales@simchoicechem.com China 254 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49977 58
Zhengzhou Alfa Chemical Co.,Ltd
+8618530059196 sale04@alfachem.cn China 11728 58
Hefei TNJ Chemical Industry Co.,Ltd.
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ANHUI WITOP BIOTECH CO., LTD
+8615255079626 eric@witopchemical.com China 23541 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250 1026@dideu.com China 19781 58
Wuhan Kemi-Works Chemical Co., Ltd.
+86-2785736489 +8618171418573 sales@kemiworks.com China 782 58
Shandong Believe Chemical PTE.LTD
+86-18553607090 +8618553607090 1093908296@qq.com China 1663 58

View Lastest Price from Acid chrome blue K manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Acid chrome blue K pictures 2026-01-27 Acid chrome blue K
3270-25-5
US $0.00-0.00 / kg 1kg 99% 1000kg WUHAN FORTUNA CHEMICAL CO., LTD
 Acid chrome blue K pictures 2019-07-06 Acid chrome blue K
3270-25-5
US $8.00 / kg 1kg 99% 10MT Career Henan Chemical Co
4,5-Dihydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2,7-naphthalenedisulfonic acid trisodium salt C.I.Mordant Blue 31 Chrome Blue K Acid Chrome Blue K 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3-[2-(2-hydroxy-5-sulfophenyl)diazenyl]-, sodium salt (1:3) C.I.16675 Chrome fast navy blue R Acid chrome blue K ISO 9001:2015 REACH Acid Chromate Blue K C.I.Mordant Blue 31:C.I.16675 Mordant Blue 31 2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-, trisodium salt Acid chrome blue K-Naphthol Green B indicator(K-B) Acidic Chrome Blue K 7-(2-Hydroxy-5-sulfophenylazo)-1,8-dihydroxynaphthal 3270-25-5 C16H9N2Na3O12S3