All Photos(1)

5.43828

Supelco

ortho-Phosphoric acid 85%

for HPLC LiChropur

Synonym(s):
Phosphoric acid, Orthophosphoric acid, o-Phosphoric acid, Orthophosphoric acid
Linear Formula:
H3PO4
CAS Number:
Molecular Weight:
98.00
Beilstein:
1921286
MDL number:

Quality Level

vapor density

3.4 (vs air)

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

technique(s)

HPLC: suitable

pH

<0.5 (20 °C, 100 g/L in H2O)

kinematic viscosity

30.5 cSt(20 °C)

bp

158 °C (lit.)

mp

~40 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

storage temp.

no temp limit

SMILES string

OP(O)(O)=O

InChI

1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

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Related Categories

Other Notes

Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).

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Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

does not flash

Flash Point(C)

does not flash

Certificate of Analysis

Certificate of Origin

Protocols

Chromatographic Testing of Black Pepper According to the United States Pharmacopeia

Powdered black pepper was chosen as example for dietary supplements, being a source for pierine. It is tested according to the current United States Pharmacopeia (USP) guidelines using HPTLC and HPLC.

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