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Indicators, Chelating Agents & Test Papers

Solochrome dark blue

ARAvailable on request

Buy Solochrome dark blue (CAS 2538-85-4) from Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

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Solochrome dark blue chemical structure
CAS number2538-85-4
FormulaC20H13N2NaO5S
Molar mass416.4 g/mol
HS code29270090
InChIKeyZQWICJYATMSSSD-UHFFFAOYSA-M
IUPAC namesodium 3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate

About Solochrome dark blue

Solochrome dark blue is part of the Zemixal indicators, Chelating Agents & Test Papers range. For your records (AR), the material is defined by CAS 2538-85-4, formula C20H13N2NaO5S and molar mass 416.4 g/mol.

Where it is used

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

Safe handling

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 25 g, 100 g and 500 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. 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 Solochrome dark blue
Product nameSolochrome dark blue
Catalogue numberZX-038150
CAS number2538-85-4
IUPAC namesodium 3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
Molecular formulaC20H13N2NaO5S
Molar mass416.4 g/mol
Exact mass416.0443
GradeAR
H-bond donors / acceptors2 / 7
Topological polar surface area131 Ų
HS code29270090
InChIKeyZQWICJYATMSSSD-UHFFFAOYSA-M
SMILESC1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C4=CC=CC=C43)S(=O)(=O)[O-])O)O.[Na+]
PubChem CID135465074
Synonyms1-Naphthalenesulfonic acid, 3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt, 1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt, Mordant Black 17, Eriochrome Blue Black R, Magracrom Blue, Hispacrom Blue B, Sunchromine Blue Black R, Chrome Fast Cyanine GR, Chromazine Blue Black R, Chrome Fast Cyanine BSS, Pontachrome Blue Black R, Java Chrome Blue Black RN

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 Solochrome dark blue
25 gQuoted on request
100 gQuoted on request
500 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 Solochrome dark blue

Which CAS number identifies Solochrome dark blue?
Solochrome dark blue is registered under CAS 2538-85-4. You may also see it listed as 1-Naphthalenesulfonic acid, 3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt, 1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt, Mordant Black 17. Our catalogue number for this item is ZX-038150.
What are the formula and molar mass of Solochrome dark blue?
For Solochrome dark blue, its formula is C20H13N2NaO5S and its molar mass is 416.4 g/mol. The systematic (IUPAC) name is sodium 3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate. InChIKey ZQWICJYATMSSSD-UHFFFAOYSA-M lets you match it in any structure database.
What grade and pack sizes are available for Solochrome dark blue?
This listing is AR grade. Standard packs are 25 g, 100 g, 500 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Solochrome dark blue?
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 Solochrome dark blue to my country?
Yes. Because Solochrome dark blue 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 2538-85-4

Calcein
CAS
1461-15-0
Formula
C30H26N2O13
MW
622.5 g/mol
ZX-038267

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