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Carboxylic Acids & Salts

Oxalic acid, GR 99.5%+

ARAvailable on request

Oxalic acid, GR 99.5%+ (CAS 6153-56-6) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-007620.

Pack sizes
Oxalic acid, GR 99.5%+ chemical structure
CAS number6153-56-6
FormulaC2H6O6
Molar mass126.07 g/mol
Physical formPowder
HS code29171110
UN numberUN 3261
Purity≥99.5%
InChIKeyGEVPUGOOGXGPIO-UHFFFAOYSA-N
IUPAC nameoxalic acid;dihydrate

About Oxalic acid, GR 99.5%+

Oxalic acid, GR 99.5%+ sits in our carboxylic Acids & Salts section and ships worldwide from stock or short lead time. For your records (AR), the material is defined by CAS 6153-56-6, formula C2H6O6 and molar mass 126.07 g/mol. Expect white powder.

Where it is used

  • Pharmaceutical synthesis
  • Textile processing

Handling and storage

Reported physical data: melting point 104-106 °C. Classified under GHS with signal word Danger and hazard statements H302+H312, H302, H312 and H315. Read the SDS before first use. For transport it ships as UN UN 3261.

Order it in 500 g, 5 kg and 4 x 25 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Pharmaceutical synthesis
  • Textile processing

Applications

Pharmaceutical Manufacturing and QCResearch Labs and UniversitiesTextiles, Dyes and Leather

Grade guides

AR Grade (Analytical Reagent)

Specifications and identifiers

Specifications of Oxalic acid, GR 99.5%+
Product nameOxalic acid, GR 99.5%+
Catalogue numberZX-007620
CAS number6153-56-6
IUPAC nameoxalic acid;dihydrate
Molecular formulaC2H6O6
Molar mass126.07 g/mol
Exact mass126.0164
GradeAR
Purity / assay≥99.5%
Physical formPowder
AppearanceWhite powder
Melting point104-106 °C
H-bond donors / acceptors4 / 6
Topological polar surface area76.6 Ų
HS code29171110
UN numberUN 3261
InChIKeyGEVPUGOOGXGPIO-UHFFFAOYSA-N
SMILESC(=O)(C(=O)O)O.O.O
PubChem CID61373
SynonymsEthanedioic acid, Oxalic acid dihydrate, Ethanedioic acid, dihydrate, Oxalic acid, dihydrate, Oxalicaciddihydrate, oxalicacid dihydrate, dihydrate oxalic acid, oxalic acid di-hydrate, alpha oxalic acid dihydrate, Oxalic acid dihydrate, 97%, Oxalic acid--water (1/2), C2H6O6

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302+H312Harmful if swallowed or in contact with skin
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P260, P264, P264 + P265, P270, P280, P301 + P317, P302 + P352, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P362 + P364, 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 Oxalic acid, GR 99.5%+
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 Oxalic acid, GR 99.5%+

Which CAS number identifies Oxalic acid, GR 99.5%+?
Oxalic acid, GR 99.5%+ is registered under CAS 6153-56-6. You may also see it listed as Ethanedioic acid, Oxalic acid dihydrate, Ethanedioic acid, dihydrate. Our catalogue number for this item is ZX-007620.
What are the formula and molar mass of Oxalic acid, GR 99.5%+?
For Oxalic acid, GR 99.5%+, its formula is C2H6O6 and its molar mass is 126.07 g/mol. InChIKey GEVPUGOOGXGPIO-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Oxalic acid, GR 99.5%+?
This listing is AR grade with ≥99.5% purity. Standard packs are 500 g, 5 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Oxalic acid, GR 99.5%+?
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 Oxalic acid, GR 99.5%+ to my country?
Yes. Because Oxalic acid, GR 99.5%+ is classed as hazardous (UN 3261), 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 6153-56-6

All 7 grades

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