Orthophosphoric acid, GR 88%

Name: Orthophosphoric acid, GR 88%
Brand: Vaqora Chemicals
SKU: VQ-002045

About Orthophosphoric acid, GR 88%

Orthophosphoric acid is an industrial solvent (AR grade) carrying the CAS registry number 7664-38-2 with a typical assay of 88%. Formula H3O4P, molecular weight 98.0 g/mol. Systematically, it is named phosphoric acid. Common synonyms include o-Phosphoric acid and Wc-reiniger.

The product is provided as a liquid. Literature values give a melting point of ~40 °C and a boiling point of 158 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for industrial reaction medium, paints and coatings thinning, cleaning and degreasing and metallurgy and plating. It is used across academic and industrial research, pharmaceutical manufacturing and paints and coatings.

Available in 500 mL, 5 L and 35 kg packs, Orthophosphoric acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Industrial reaction medium
Paints & coatings thinning
Cleaning & degreasing
Metallurgy & plating

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Orthophosphoric acid, GR 88%
Catalogue No.	VQ-002045
CAS Number	7664-38-2
IUPAC name	phosphoric acid
Molecular formula	H₃O₄P
Molecular weight	98 g/mol
Exact mass	97.9769
Grade	AR
Purity / assay	88%
HSN code	28092010
InChIKey	NBIIXXVUZAFLBC-UHFFFAOYSA-N
SMILES	OP(=O)(O)O
PubChem CID	1004

Physical properties
Physical form	Liquid
Appearance	Liquid
Melting point	~40 °C
Boiling point	158 °C
Density	1.685 g/mL at 25 °C
LogP (XLogP3)	-2.1
H-bond donors / acceptors	3 / 4
TPSA	77.8 Å²
UN number	UN 1805
Synonyms	o-Phosphoric acid, Wc-reiniger, Acidum phosphoricum, Acide phosphorique, Phosphoricum acidum, Acido fosforico, White phosphoric acid, Amberphos 54, INS NO.338, INS-338, Phosphoric acid (aqueous), Naturasil Acne

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements: P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, 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 7664-38-2

Extra Pure

Orthophosphoric acid solution, extra pure 50%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-045763

Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-018383

Orthophosphoric acid, 85%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-002044

HPLC

Orthophosphoric acid, for HPLC, 85%+

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-001745

AR

Orthophosphoric acid, GR 85%+

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-001818

Reference Standard

Phosphoric acid

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-013719

Food Grade

Phosphoric Acid 85%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-019448

Phosphoric acid crystalline, ≥99.999% trace metals basis

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-018385

All 13 products with CAS 7664-38-2 →

Frequently asked questions

What is the CAS number of Orthophosphoric acid, GR 88%?

The CAS Registry Number of Orthophosphoric acid, GR 88% is 7664-38-2. It is also known as o-Phosphoric acid, Wc-reiniger, Acidum phosphoricum.

What is the molecular formula and molecular weight of Orthophosphoric acid, GR 88%?

Orthophosphoric acid, GR 88% has the molecular formula H3O4P and a molecular weight of 98 g/mol. Its IUPAC name is phosphoric acid.

Which grade and pack sizes of Orthophosphoric acid, GR 88% can I order?

We supply Orthophosphoric acid, GR 88% in AR (88%) grade, in 500 mL, 5 L, 35 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Orthophosphoric acid, GR 88%?

Yes. Every lot of Orthophosphoric acid, GR 88% 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 Orthophosphoric acid, GR 88% be shipped internationally?

Yes. Orthophosphoric acid, GR 88% is classified as hazardous (UN 1805), 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.