Aniline blue, water soluble

Name: Aniline blue, water soluble
Brand: Vaqora Chemicals
SKU: VQ-000471

About Aniline blue, water soluble

Vaqora Chemicals supplies Aniline blue, water soluble, a biological stain registered under CAS number 28983-56-4. With the molecular formula C37H28N3Na2O9S3+, it has a molar mass of 800.8 g/mol. Alternative names: Acid blue 93 and Aniline blue water soluble.

In its supplied form it is a red to brown powder. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for histology and cytology staining, microscopy, clinical laboratories and biological staining. Our customers for this product work in academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Standard pack sizes are 10 g, 25 g, 100 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product name	Aniline blue, water soluble
Catalogue No.	VQ-000471
CAS Number	28983-56-4
IUPAC name	disodium;4-[4-[[4-(4-sulfoanilino)phenyl]-[4-(4-sulfonatophenyl)azaniumylidenecyclohexa-2,5-dien-1-ylidene]methyl]anilino]benzenesulfonate
Molecular formula	C₃₇H₂₈N₃Na₂O₉S₃⁺
Molecular weight	800.8 g/mol
Exact mass	800.0783
HSN code	32041251
InChIKey	MCPLVIGCWWTHFH-UHFFFAOYSA-M
SMILES	C1=CC(=[NH+]C2=CC=C(C=C2)S(=O)(=O)[O-])C=CC1=C(C3=CC=C(C=C3)NC4=CC=C(C=C4)S(=O)(=O)O)C5=CC=C(C=C5)NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+].[Na+]
PubChem CID	76956083

Physical properties
Physical form	Powder
Appearance	Red to brown powder
H-bond donors / acceptors	4 / 11
TPSA	232 Å²
Synonyms	Acid blue 93, Aniline blue water soluble, Methyl Blue, Helvetia Blue, C.I. Acid Blue 93, C.I. Acid Blue 93, disodium salt, Ink Blue, Soluble Blue, Helvetia Blue I, Ink Blue Special, Water Blue B, Soluble Blue 8B

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P305 + P351 + P338

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 28983-56-4

AR

Aniline blue, water soluble, AR

CAS: 28983-56-4
Formula: C₃₇H₂₈N₃Na₂O₉S₃⁺
MW: 800.8 g/mol

VQ-046703

Microscopy

Cotton blue

CAS: 28983-56-4
Formula: C₃₇H₂₈N₃Na₂O₉S₃⁺
MW: 800.8 g/mol

VQ-000542

Microscopy

Methyl blue

CAS: 28983-56-4
Formula: C₃₇H₂₈N₃Na₂O₉S₃⁺
MW: 800.8 g/mol

VQ-000620

Methyl blue, aqueous solution

CAS: 28983-56-4
Formula: C₃₇H₂₈N₃Na₂O₉S₃⁺
MW: 800.8 g/mol

VQ-003592

Frequently asked questions

What is the CAS number of Aniline blue, water soluble?

The CAS Registry Number of Aniline blue, water soluble is 28983-56-4. It is also known as Acid blue 93, Aniline blue water soluble, Methyl Blue.

What is the molecular formula and molecular weight of Aniline blue, water soluble?

Aniline blue, water soluble has the molecular formula C37H28N3Na2O9S3+ and a molecular weight of 800.8 g/mol.

Which grade and pack sizes of Aniline blue, water soluble can I order?

We supply Aniline blue, water soluble, in 10 g, 25 g, 100 g, 500 g, 5 x 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Aniline blue, water soluble?

Yes. Every lot of Aniline blue, water soluble is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Aniline blue, water soluble be shipped internationally?

Yes. Aniline blue, water soluble is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.