Orthophosphoric acid, 85 wt.% in H2O, 99.99%… 7664-38-2

Name: Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis
Brand: Vaqora Chemicals
SKU: VQ-018383

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

Listed under CAS 7664-38-2, Orthophosphoric acid is an electronic material available from Vaqora Chemicals with a typical assay of 99.99%. With the molecular formula H3O4P, it has a molar mass of 98.0 g/mol. Its systematic (IUPAC) name is phosphoric acid. Common synonyms include o-Phosphoric acid and Wc-reiniger.

It is supplied as a colourless liquid. Key physical data: a melting point of ~40 °C and a density of 1.685 g/mL at 25 °C. 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.

It is commonly used for semiconductor research, electronic devices, thin films and cosmetics and personal care. Buyers come mainly from academic and industrial research and electronics and semiconductors.

Standard pack sizes are 100 mL and 500 mL, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Semiconductor research
Electronic devices
Thin films
Cosmetics & personal care

Industries

Specifications & identifiers

Chemical identifiers
Product name	Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis
Catalogue No.	VQ-018383
CAS Number	7664-38-2
IUPAC name	phosphoric acid
Molecular formula	H₃O₄P
Molecular weight	98 g/mol
Exact mass	97.9769
Purity / assay	99.99%
HSN code	28092010
InChIKey	NBIIXXVUZAFLBC-UHFFFAOYSA-N
SMILES	OP(=O)(O)O
PubChem CID	1004

Physical properties
Physical form	Solution
Appearance	Colourless liquid
Melting point	~40 °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%

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

AR

Orthophosphoric acid, GR 88%

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

VQ-002045

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, 85 wt.% in H2O, 99.99% trace metals basis?

The CAS Registry Number of Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis 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, 85 wt.% in H2O, 99.99% trace metals basis?

Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis 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, 85 wt.% in H2O, 99.99% trace metals basis can I order?

We supply Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis in (99.99%) grade, in 100 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis?

Yes. Every lot of Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis 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, 85 wt.% in H2O, 99.99% trace metals basis be shipped internationally?

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