Potassium chromate ACS reagent, ≥99%

Name: Potassium chromate ACS reagent, ≥99%
Brand: Vaqora Chemicals
SKU: VQ-014012

About Potassium chromate ACS reagent, ≥99%

Vaqora Chemicals supplies Potassium chromate ACS reagent in ACS grade, an alkali metal compound registered under CAS number 7789-00-6 at a purity of ≥99%. Its molecular formula is CrK2O4 and its molecular weight is 194.19 g/mol. Systematically, it is named dipotassium. Dioxido(dioxo)chromium. It is also known as Chromic acid or (K2CrO4).

The material typically appears as a yellow crystalline powder. Literature values give a melting point of 971 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and oxidation reactions. Typical end-use sectors are academic and industrial research.

We offer Potassium chromate ACS reagent in 100 g, 500 g, 25 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Oxidation reactions

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Potassium chromate ACS reagent, ≥99%
Catalogue No.	VQ-014012
CAS Number	7789-00-6
IUPAC name	dipotassium;dioxido(dioxo)chromium
Molecular formula	CrK₂O₄
Molecular weight	194.19 g/mol
Exact mass	193.8476
Grade	ACS
Purity / assay	≥99%
HSN code	28415090
InChIKey	XMXNVYPJWBTAHN-UHFFFAOYSA-N
SMILES	[O-][Cr](=O)(=O)[O-].[K+].[K+]
PubChem CID	24597

Physical properties
Physical form	Powder
Appearance	Yellow crystalline powder
Melting point	971 °C
H-bond donors / acceptors	0 / 4
TPSA	80.3 Å²
UN number	UN 3288
Synonyms	Chromic acid, (K2CrO4), dipotassium salt, Bipotassium chromate, Potassium chromate(VI), Dipotassium chromate, Dipotassium monochromate, Tarapacaite, Chromate of potash, Chromate of potass, Neutral potassium chromate, Potassium chromate (K2(CrO4))

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H340May cause genetic defects
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P261, P264, P264 + P265, P271, P272, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

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 7789-00-6

Potassium chromate, 99%

CAS: 7789-00-6
Formula: CrK₂O₄
MW: 194.19 g/mol

VQ-014013

AR

Potassium chromate, GR 99%+

CAS: 7789-00-6
Formula: CrK₂O₄
MW: 194.19 g/mol

VQ-014014

Potassium chromate, solution 5% w/v

CAS: 7789-00-6
Formula: CrK₂O₄
MW: 194.19 g/mol

VQ-000109

Frequently asked questions

What is the CAS number of Potassium chromate ACS reagent, ≥99%?

The CAS Registry Number of Potassium chromate ACS reagent, ≥99% is 7789-00-6. It is also known as Chromic acid, (K2CrO4), dipotassium salt.

What is the molecular formula and molecular weight of Potassium chromate ACS reagent, ≥99%?

Potassium chromate ACS reagent, ≥99% has the molecular formula CrK2O4 and a molecular weight of 194.19 g/mol.

Which grade and pack sizes of Potassium chromate ACS reagent, ≥99% can I order?

We supply Potassium chromate ACS reagent, ≥99% in ACS (≥99%) grade, in 100 g, 500 g, 25 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium chromate ACS reagent, ≥99%?

Yes. Every lot of Potassium chromate ACS reagent, ≥99% 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 Potassium chromate ACS reagent, ≥99% be shipped internationally?

Yes. Potassium chromate ACS reagent, ≥99% is classified as hazardous (UN 3288), 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.