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Indicators, Chelating Agents & Test Papers

EDTA disodium salt, GR 99%+

ARAvailable on request

Buy EDTA disodium salt, GR 99%+ (CAS 6381-92-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 100 g.

Pack sizes
EDTA disodium salt, GR 99%+ chemical structure
CAS number6381-92-6
FormulaC10H18N2Na2O10
Molar mass372.24 g/mol
Physical formPowder
HS code29212100
Purity≥99%
InChIKeyOVBJJZOQPCKUOR-UHFFFAOYSA-L
IUPAC namedisodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;dihydrate

About EDTA disodium salt, GR 99%+

EDTA disodium salt, GR 99%+ is part of the Zemixal indicators, Chelating Agents & Test Papers range. For your records (AR), the material is defined by CAS 6381-92-6, formula C10H18N2Na2O10 and molar mass 372.24 g/mol. It is described as white crystalline powder.

Use cases we see most often

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

Handling and storage

Literature values: melting point 248 °C (dec.). Hazard communication follows GHS (Warning: H302, H312, H315 and H319). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 100 g, 500 g, 5 kg and 4 x 25 kg, and custom quantities are quoted on request. Every shipment includes 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
  • Coordination chemistry

Applications

Research Labs and Universities

Grade guides

AR Grade (Analytical Reagent)

Specifications and identifiers

Specifications of EDTA disodium salt, GR 99%+
Product nameEDTA disodium salt, GR 99%+
Catalogue numberZX-000352
CAS number6381-92-6
IUPAC namedisodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;dihydrate
Molecular formulaC10H18N2Na2O10
Molar mass372.24 g/mol
Exact mass372.0757
GradeAR
Purity / assay≥99%
Physical formPowder
AppearanceWhite crystalline powder
Melting point248 °C (dec.)
H-bond donors / acceptors4 / 12
Topological polar surface area163 Ų
HS code29212100
InChIKeyOVBJJZOQPCKUOR-UHFFFAOYSA-L
SMILESC(CN(CC(=O)[O-])CC(=O)[O-])N(CC(=O)O)CC(=O)O.O.O.[Na+].[Na+]
PubChem CID44120005
SynonymsDisodium ethylenediaminetetraacetate dihydrate, EDTA-Na2, Edathamil, Edetate disodium salt dihydrate, Sequestrene Na2, Edta disodium, Disodium dihydrogen ethylenediaminetetraacetate dihydrate, ethylenediaminetetraacetic acid disodium dihydrate, Disodium edetate dihydrate, disodium edetate (edta), Ethylenediaminetetraacetic acid disodium salt, dihydrate, Ethylenediaminetetraacetic acid, disodium salt dihydrate, ACS reagent

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
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation
  • H373May causes damage to organs through prolonged or repeated exposure
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P260, P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, 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 EDTA disodium salt, GR 99%+
100 gQuoted on request
500 gQuoted on request
5 kgQuoted on request
4 x 25 kgQuoted on request

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

Questions about EDTA disodium salt, GR 99%+

Which CAS number identifies EDTA disodium salt, GR 99%+?
EDTA disodium salt, GR 99%+ is registered under CAS 6381-92-6. You may also see it listed as Disodium ethylenediaminetetraacetate dihydrate, EDTA-Na2, Edathamil. Our catalogue number for this item is ZX-000352.
What are the formula and molar mass of EDTA disodium salt, GR 99%+?
For EDTA disodium salt, GR 99%+, its formula is C10H18N2Na2O10 and its molar mass is 372.24 g/mol. InChIKey OVBJJZOQPCKUOR-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for EDTA disodium salt, GR 99%+?
This listing is AR grade with ≥99% purity. Standard packs are 100 g, 500 g, 5 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with EDTA disodium salt, GR 99%+?
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 EDTA disodium salt, GR 99%+ to my country?
Yes. Because EDTA disodium salt, GR 99%+ 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 6381-92-6

All 9 grades

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