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Indicators, Chelating Agents & Test Papers

Hydroxy napthol blue indicator, ACS

ACSAvailable on request

Buy Hydroxy napthol blue indicator, ACS (CAS 165660-27-5) from Zemixal: C20H12N2Na2O11S3, COA and SDS with every lot, worldwide shipping.

Pack sizes
Hydroxy napthol blue indicator, ACS chemical structure
CAS number165660-27-5
FormulaC20H12N2Na2O11S3
Molar mass598.5 g/mol
HS code29270090
InChIKeyWPDDXLRAJOPBIR-UHFFFAOYSA-L
IUPAC namedisodium;3-hydroxy-4-[(2-hydroxy-4-sulfonatonaphthalen-1-yl)diazenyl]-7-sulfonaphthalene-2-sulfonate

About Hydroxy napthol blue indicator, ACS

Hydroxy napthol blue indicator, ACS sits in our indicators, Chelating Agents & Test Papers section and ships worldwide from stock or short lead time. For your records (ACS), the material is defined by CAS 165660-27-5, formula C20H12N2Na2O11S3 and molar mass 598.5 g/mol.

Where it is used

  • Titration end-point detection
  • pH determination
  • Analytical testing

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H319. Read the SDS before first use.

Order it in 5 g and 25 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Titration end-point detection
  • pH determination
  • Analytical testing

Applications

Grade guides

Specifications and identifiers

Specifications of Hydroxy napthol blue indicator, ACS
Product nameHydroxy napthol blue indicator, ACS
Catalogue numberZX-019676
CAS number165660-27-5
IUPAC namedisodium;3-hydroxy-4-[(2-hydroxy-4-sulfonatonaphthalen-1-yl)diazenyl]-7-sulfonaphthalene-2-sulfonate
Molecular formulaC20H12N2Na2O11S3
Molar mass598.5 g/mol
Exact mass597.9399
GradeACS
H-bond donors / acceptors3 / 13
Topological polar surface area259 Ų
HS code29270090
InChIKeyWPDDXLRAJOPBIR-UHFFFAOYSA-L
SMILESC1=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 CID135889525
SynonymsHydroxy naphthol blue disodium salt, Hydroxy naphthol blue disodium

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H319Causes serious eye irritation

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

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Hydroxy napthol blue indicator, ACS
5 gQuoted on request
25 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Hydroxy napthol blue indicator, ACS

Which CAS number identifies Hydroxy napthol blue indicator, ACS?
Hydroxy napthol blue indicator, ACS is registered under CAS 165660-27-5. You may also see it listed as Hydroxy naphthol blue disodium salt, Hydroxy naphthol blue disodium. Our catalogue number for this item is ZX-019676.
What are the formula and molar mass of Hydroxy napthol blue indicator, ACS?
For Hydroxy napthol blue indicator, ACS, its formula is C20H12N2Na2O11S3 and its molar mass is 598.5 g/mol. InChIKey WPDDXLRAJOPBIR-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Hydroxy napthol blue indicator, ACS?
This listing is ACS grade. Standard packs are 5 g, 25 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Hydroxy napthol blue indicator, ACS?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Hydroxy napthol blue indicator, ACS to my country?
Yes. Because Hydroxy napthol blue indicator, ACS is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 165660-27-5

Acid red 249
CAS
6416-66-6
Formula
C29H20ClN3Na2O10S3
MW
748.1 g/mol
ZX-019505

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