Hydroxy naphthol blue disodium salt, practica… 165660-27-5

Name: Hydroxy naphthol blue disodium salt, practical grade
Brand: Vaqora Chemicals
SKU: VQ-019692

About Hydroxy naphthol blue disodium salt, practical grade

Hydroxy naphthol blue disodium salt is an indicator (Practical grade) carrying the CAS registry number 165660-27-5. Its molecular formula is C20H12N2Na2O11S3 and its molecular weight is 598.5 g/mol. It is also known as Hydroxy Naphthol Blue Disodium.

Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include titration end-point detection, pH determination, analytical testing and indicator for titrations. Buyers come mainly from academic and industrial research and textiles and dyeing.

We offer Hydroxy naphthol blue disodium salt in 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Titration end-point detection
pH determination
Analytical testing
Indicator for titrations

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Hydroxy naphthol blue disodium salt, practical grade
Catalogue No.	VQ-019692
CAS Number	165660-27-5
IUPAC name	disodium;3-hydroxy-4-[(2-hydroxy-4-sulfonatonaphthalen-1-yl)diazenyl]-7-sulfonaphthalene-2-sulfonate
Molecular formula	C₂₀H₁₂N₂Na₂O₁₁S₃
Molecular weight	598.5 g/mol
Exact mass	597.9399
Grade	Practical
InChIKey	WPDDXLRAJOPBIR-UHFFFAOYSA-L
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)O)O)S(=O)(=O)[O-].[Na+].[Na+]
PubChem CID	135889525

Physical properties
Physical form	Other
H-bond donors / acceptors	3 / 13
TPSA	259 Å²

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 165660-27-5

ACS

Hydroxy napthol blue indicator, ACS

CAS: 165660-27-5
Formula: C₂₀H₁₂N₂Na₂O₁₁S₃
MW: 598.5 g/mol

VQ-020618

Frequently asked questions

What is the CAS number of Hydroxy naphthol blue disodium salt, practical grade?

The CAS Registry Number of Hydroxy naphthol blue disodium salt, practical grade is 165660-27-5. It is also known as Hydroxy Naphthol Blue Disodium.

What is the molecular formula and molecular weight of Hydroxy naphthol blue disodium salt, practical grade?

Hydroxy naphthol blue disodium salt, practical grade has the molecular formula C20H12N2Na2O11S3 and a molecular weight of 598.5 g/mol.

Which grade and pack sizes of Hydroxy naphthol blue disodium salt, practical grade can I order?

We supply Hydroxy naphthol blue disodium salt, practical grade in Practical grade, in 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Hydroxy naphthol blue disodium salt, practical grade?

Yes. Every lot of Hydroxy naphthol blue disodium salt, practical grade 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 Hydroxy naphthol blue disodium salt, practical grade be shipped internationally?

Yes. Hydroxy naphthol blue disodium salt, practical grade 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.