Giemsa's staining solution

Name: Giemsa's staining solution
Brand: Vaqora Chemicals
SKU: VQ-003564

About Giemsa's staining solution

Listed under CAS 51811-82-6, Giemsa's staining solution is a diagnostic reagent available from Vaqora Chemicals. The compound has the formula C14H14ClN3S, corresponding to a molecular weight of 291.8 g/mol. The IUPAC name is (7-aminophenothiazin-3-ylidene)-dimethylazanium chloride. Alternative names: Giemsa stain and Giemsa's stain.

The product is provided as a liquid. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Typical applications include clinical chemistry, diagnostic assays and pathology laboratories. It is used across academic and industrial research and diagnostics and biotechnology.

We offer Giemsa's staining solution in 100 mL, 250 mL and 5 L packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Clinical chemistry
Diagnostic assays
Pathology laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product name	Giemsa's staining solution
Catalogue No.	VQ-003564
CAS Number	51811-82-6
IUPAC name	(7-aminophenothiazin-3-ylidene)-dimethylazanium chloride
Molecular formula	C₁₄H₁₄ClN₃S
Molecular weight	291.8 g/mol
Exact mass	291.0597
HSN code	38229090
InChIKey	NALREUIWICQLPS-UHFFFAOYSA-N
SMILES	C[N+](=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1)C.[Cl-]
PubChem CID	13735

Physical properties
Physical form	Solution
Appearance	Liquid
H-bond donors / acceptors	1 / 4
TPSA	66.7 Å²
Synonyms	Giemsa stain, Giemsa's stain, Stain, Giemsa, Dimethylthionine, Azure A chloride, 3-Amino-7-(dimethylamino)phenothiazin-5-ium chloride, Azur A, N,N-Dimethylthionine, Phenothiazin-5-ium, 3-amino-7-(dimethylamino)-, chloride, 3-Amino-7-dimethylaminophenothiazin-5-ium chloride, asym-Dimethyl-3,7-diaminophenazathionium chloride, 3-Amino-7-dimethylaminophenazathionium chloride

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements: P264 + P265, P280, P305 + P351 + P338, P337 + P317

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 51811-82-6

Microscopy

Giemsa stain

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

VQ-000597

Giemsa stain certified by the Biological Stain Commission

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

VQ-000598

Giemsa stain, used as a blood stain

CAS: 51811-82-6
Formula: C₁₄H₁₄ClN₃S
MW: 291.8 g/mol

VQ-000599

Frequently asked questions

What is the CAS number of Giemsa's staining solution?

The CAS Registry Number of Giemsa's staining solution is 51811-82-6. It is also known as Giemsa stain, Giemsa's stain, Stain, Giemsa.

What is the molecular formula and molecular weight of Giemsa's staining solution?

Giemsa's staining solution has the molecular formula C14H14ClN3S and a molecular weight of 291.8 g/mol. Its IUPAC name is (7-aminophenothiazin-3-ylidene)-dimethylazanium chloride.

Which grade and pack sizes of Giemsa's staining solution can I order?

We supply Giemsa's staining solution, in 100 mL, 250 mL, 5 L packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Giemsa's staining solution?

Yes. Every lot of Giemsa's staining solution 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 Giemsa's staining solution be shipped internationally?

Yes. Giemsa's staining solution 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.