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Acid Blue 74

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Origin: China

Cas No: 860-22-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
860-22-0
Other Names:
Indigo carmine sodium salt
MF:
C16H8N2Na2O8S2
EINECS No.:
212-728-8
Place of Origin:
Shaanxi, China
Type:
Antibiotic and Antimicrobial Agents
Grade Standard:
Medicine Grade
Brand Name:
Dideu
Model Number:
USP 39
Purity:
99.9%
Content:
99.0% to 101.0%
Appearance:
White powder.
Solubility:
Soluble in water
Water:
0.5% Max.
Sulfated ash:
0.2% Max.
Heavy metals:
10ppm Max
Test Method:
UV/HPLC
Total Impurity:
0.5% Max.
Packaging&Delivery
Packaging Details
25kgs/Drum; 5kgs/Tin&10kgs/Carton
Port
Any main port of China

Property

CAS No.: 860-22-0 Formula: C16H8N2Na2O8S2 Molecular Weight: 466.35300

Description

Indigo carmine, or 5,5′-indigodisulfonic acid sodium salt, is an organic salt derived from indigo by sulfonation, which renders the compound soluble in water. It is approved for use as a food colorant in the U.S and E.U., It has the E number E132. It is also a pH indicator.

Basic Info

Chemical Name	Acid Blue 74
Synonyms	FD and C blue 2; indigo carmin; E132; Indigo carmine; 5,5‘-Indigodisulfonic acid, disodium salt; murabba; trans-indigo carmine; indigotini; Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate; acidbluew; l-blau2; Greell S; 1311blue;
CAS No.	860-22-0
Molecular Formula	C16H8N2Na2O8S2
Molecular Weight	466.35300
PSA	189.36000
LogP	3.06060

Properties

Appearance & Physical State	purple powder
Density	1.01 g/mL at 20ºC
Melting Point	>300ºC
Refractive Index	n20/D 1.335
Water Solubility	1 g/100 mL (25 ºC)
Stability	Stable. Incompatible with strong oxidizing agents.
Storage Condition	Keep containers tightly closed. Store protected from light. Store in a cool, dry area away from incompatible substances.

Safety Info

RTECS	DU3000000
Safety Statements	S22-S24/25
HS Code	32041200
WGK Germany	3
Risk Statements	R22
Hazard Codes	Xn
Hazard Declaration	H290
Symbol	GHS05
Signal Word	Warning

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	2 gm/kg	1.Details of toxic effects not reported other than lethal dose value
Intravenous	LD50 - Lethal dose, 50 percent kill	Rodent - rat	93 mg/kg	1.Details of toxic effects not reported other than lethal dose value
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - mouse	2500 mg/kg	1.Details of toxic effects not reported other than lethal dose value