m-Phosphoric acid, GR

Name: m-Phosphoric acid, GR
Brand: Vaqora Chemicals
SKU: VQ-000887

About m-Phosphoric acid, GR

Vaqora Chemicals supplies m-Phosphoric acid in AR grade, a synthetic reagent registered under CAS number 37267-86-0 at a purity of ≥60%. Its molecular formula is HO3P and its molecular weight is 79.98 g/mol. Systematically, it is named phosphenic acid. It is also known as Metaphosphoric acid or meta-Phosphoric acid.

The material typically appears as sticks colourless to white. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis, reaction development, medicinal chemistry and analytical determinations. It is used across academic and industrial research.

We offer m-Phosphoric acid in 100 g, 500 g and 5 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Reaction development
Medicinal chemistry
Analytical determinations

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	m-Phosphoric acid, GR
Catalogue No.	VQ-000887
CAS Number	37267-86-0
IUPAC name	phosphenic acid
Molecular formula	HO₃P
Molecular weight	79.98 g/mol
Exact mass	79.9663
Grade	AR
Purity / assay	≥60%
HSN code	28092010
InChIKey	UEZVMMHDMIWARA-UHFFFAOYSA-N
SMILES	OP(=O)=O
PubChem CID	3084658

Physical properties
Physical form	Other
Appearance	Sticks colourless to white
LogP (XLogP3)	-1.2
H-bond donors / acceptors	1 / 3
TPSA	54.4 Å²
UN number	UN 3260
Synonyms	Metaphosphoric acid, meta-Phosphoric acid, hydrogenphosphonate, Phosphoric acid meta, Metaphosphoric acid (HPO3), HO3P, M phosphoric acid, hydrogen phosphonate, [PHO2(OH)](-), meta-Phosphoric acid, BioXtra, >=33.5%, meta-Phosphoric acid, 100%, lumps (glassy), meta-Phosphoric acid, ACS reagent, chips, 33.5-36.5%

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary statements: P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P363, 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 37267-86-0

m-Phosphoric acid, glacial stick

CAS: 37267-86-0
Formula: HO₃P
MW: 79.98 g/mol

VQ-000886

ACS

meta-Phosphoric acid ACS reagent, chips, 33.5-36.5%

CAS: 37267-86-0
Formula: HO₃P
MW: 79.98 g/mol

VQ-000888

Frequently asked questions

What is the CAS number of m-Phosphoric acid, GR?

The CAS Registry Number of m-Phosphoric acid, GR is 37267-86-0. It is also known as Metaphosphoric acid, meta-Phosphoric acid, hydrogenphosphonate.

What is the molecular formula and molecular weight of m-Phosphoric acid, GR?

m-Phosphoric acid, GR has the molecular formula HO3P and a molecular weight of 79.98 g/mol. Its IUPAC name is phosphenic acid.

Which grade and pack sizes of m-Phosphoric acid, GR can I order?

We supply m-Phosphoric acid, GR in AR (≥60%) grade, in 100 g, 500 g, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with m-Phosphoric acid, GR?

Yes. Every lot of m-Phosphoric acid, GR 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 m-Phosphoric acid, GR be shipped internationally?

Yes. m-Phosphoric acid, GR is classified as hazardous (UN 3260), 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.