Phosphoric acid

• Catalog No.: 64957
• CAS Number: 7664-38-2
• M. F.: H3O4P
• M. W.: 97.995181
• Purity: ≥85% (T)

SYNONYMS

• Title: 磷酸
• IUPAC name: phosphoric acid
• IUPAC Traditional name: phosphoric acid
• Synonyms: Orthophosphoric acid; 正磷酸

DATABASE IDS

• Beilstein Number: 1921286
• EC Number: 231-633-2
• MDL Number: MFCD00011340
• CAS Number: 7664-38-2
• PubChem SID: 24883672

PROPERTIES

• Antion Traces: chloride (Cl-): ≤0.5 mg/kg
• Antion Traces: nitrate (NO3-): ≤0.5 mg/kg
• Antion Traces: sulfate (SO42-): ≤5 mg/kg
• Cation Traces: Ag: ≤1 μg/kg
• Cation Traces: Al: ≤10 μg/kg
• Cation Traces: As: ≤2 μg/kg
• Cation Traces: Au: ≤1 μg/kg
• Cation Traces: B: ≤10 μg/kg
• Cation Traces: Ba: ≤1 μg/kg
• Cation Traces: Be: ≤5 μg/kg
• Cation Traces: Bi: ≤1 μg/kg
• Cation Traces: Ca: ≤50 μg/kg
• Cation Traces: Cd: ≤1 μg/kg
• Cation Traces: Ce: ≤0.5 μg/kg
• Cation Traces: Co: ≤1 μg/kg
• Cation Traces: Cr: ≤20 μg/kg
• Cation Traces: Cs: ≤0.5 μg/kg
• Cation Traces: Cu: ≤5 μg/kg
• Cation Traces: Dy: ≤0.5 μg/kg
• Cation Traces: Er: ≤0.5 μg/kg
• Cation Traces: Eu: ≤0.5 μg/kg
• Cation Traces: Fe: ≤100 μg/kg
• Cation Traces: Ga: ≤0.5 μg/kg
• Cation Traces: Gd: ≤1 μg/kg
• Cation Traces: Ge: ≤1 μg/kg
• Cation Traces: Hf: ≤1 μg/kg
• Cation Traces: Hg: ≤0.5 μg/kg
• Cation Traces: Ho: ≤0.5 μg/kg
• Cation Traces: In: ≤0.5 μg/kg
• Cation Traces: Ir: ≤0.5 μg/kg
• Cation Traces: K: ≤10 μg/kg
• Cation Traces: La: ≤0.5 μg/kg
• Cation Traces: Li: ≤1 μg/kg
• Cation Traces: Lu: ≤0.5 μg/kg
• Cation Traces: Mg: ≤5 μg/kg
• Cation Traces: Mn: ≤5 μg/kg
• Cation Traces: Mo: ≤5 μg/kg
• Cation Traces: Na: ≤50 μg/kg
• Cation Traces: Nb: ≤5 μg/kg
• Cation Traces: Nd: ≤0.5 μg/kg
• Cation Traces: Ni: ≤20 μg/kg
• Cation Traces: Os: ≤0.5 μg/kg
• Cation Traces: Pb: ≤1 μg/kg
• Cation Traces: Pd: ≤1 μg/kg
• Cation Traces: Pr: ≤0.5 μg/kg
• Cation Traces: Pt: ≤1 μg/kg
• Cation Traces: Rb: ≤0.5 μg/kg
• Cation Traces: Re: ≤0.5 μg/kg
• Cation Traces: Rh: ≤0.5 μg/kg
• Cation Traces: Ru: ≤0.5 μg/kg
• Cation Traces: Sb: ≤500 μg/kg
• Cation Traces: Se: ≤5 μg/kg
• Cation Traces: Sm: ≤0.5 μg/kg
• Cation Traces: Sn: ≤2 μg/kg
• Cation Traces: Sr: ≤1 μg/kg
• Cation Traces: Ta: ≤5 μg/kg
• Cation Traces: Tb: ≤0.5 μg/kg
• Cation Traces: Te: ≤1 μg/kg
• Cation Traces: Th: ≤0.5 μg/kg
• Cation Traces: Ti: ≤10 μg/kg
• Cation Traces: Tl: ≤0.5 μg/kg
• Cation Traces: Tm: ≤0.5 μg/kg
• Cation Traces: U: ≤0.5 μg/kg
• Cation Traces: V: ≤1 μg/kg
• Cation Traces: W: ≤5 μg/kg
• Cation Traces: Y: ≤0.5 μg/kg
• Cation Traces: Yb: ≤0.5 μg/kg
• Cation Traces: Zn: ≤10 μg/kg
• Cation Traces: Zr: ≤5 μg/kg
• Grade: TraceSELECT® Ultra
• Impurities: ≤1 mg/kg KMnO4 reducing matter (as O)
• Impurities: ≤1 mg/kg ammonia
• Linear Formula: H3PO4
• Purity: ≥85% (T)
• Purity: ≥85%
• Boiling Point: 158 °C(lit.)
• Density: 1.685 g/mL at 25 °C(lit.)
• Melting Point: ~40 °C(lit.)
• Vapor Density: 3.4 (vs air)
• Vapor Pressure: 2.2 mmHg ( 20 °C)
• Vapor Pressure: 5 mmHg ( 25 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H302-H314
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P280-P305 + P351 + P338-P310
• RID/ADR: UN 1805 8/PG 3
• Risk Statements: 34
• Safety Statements: 26-45
• Hazard Class: 8
• UN Number: 1805
• Packing Group: 3
• German water hazard class: 1

DETAILS

Description (English)

Caution
product may become solid; becomes liquid on heating to 50°C
Other Notes
Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).
Packaging
1 L in poly bottle
250 mL in poly bottle
Legal Information
TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLC

Description (简体中文)

Caution
产品为固态；加热到 50°C 时为液态
Other Notes
浓磷酸大约为 85% H3PO4(水溶液)。
包装
1 L in poly bottle
250 mL in poly bottle
法律信息
TraceSELECT 注册商标 Sigma-Aldrich Co. LLC