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Merck
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Key Documents

1.93003

Supelco

ortho-Phosphoric acid 88%

for analysis EMPARTA® ACS

Synonym(s):

Phosphoric acid, Orthophosphoric acid

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About This Item

Linear Formula:
H3PO4
CAS Number:
Molecular Weight:
98.00
Beilstein:
1921286
MDL number:
UNSPSC Code:
12352106

grade

ACS reagent

vapor density

3.4 (vs air)

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

product line

EMPARTA®

bp

158 °C (lit.)

mp

~40 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

storage temp.

room temp

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

Packaging

1.93003.0521: 500ML, Minimum order quantity: 20
1.93003.2521: 2.5 L, Minimum order quantity: 4
1.93003.5021: 5 L, Minimum order quantity: 4
1.93003.9026: 25 L, Minimum order quantity: 1

Other Notes

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

Legal Information

EMPARTA is a registered 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


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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