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/REAXYS Number:
1921286
MDL number:

storage conditions

Store above +15°C.

Quality Level

vapor density

3.4 (vs air)

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

application(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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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

signalword

Danger

hazcat

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

storage_class_code

8B - Non-combustible, corrosive hazardous materials

WGK Germany

WGK 1

Flash Point F

does not flash

Flash Point C

does not flash

Certificate of Analysis

Certificate of Origin

Protocols
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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