MilliporeSigma
All Photos(1)

Documents

PX1000

Supelco

o-Phosphoric Acid 85% W/W

85% W/W

Sign Into View Organizational & Contract Pricing

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

vapor density

3.4 (vs air)

Quality Level

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

form

liquid

concentration

85% phosphoric acid

impurities

≤0.001% Arsenic (As)
≤0.002% Heavy metals (as Pb)

color

APHA: ≤40

pH

<0.5 (20 °C, 100 g/L in H2O)

bp

158 °C (lit.)

mp

~40 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

shipped in

ambient

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

Related Categories

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
PX0995PX099630417
o-Phosphoric Acid 85% W/W 85% W/W

Supelco

PX1000

o-Phosphoric Acid 85% W/W

-
o-Phosphoric Acid 85% W/W Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Supelco

PX0995

o-Phosphoric Acid 85% W/W

-
o-Phosphoric Acid 85% HPLC Meets ACS Specifications

Supelco

PX0996

o-Phosphoric Acid 85% HPLC

-
Phosphoric acid puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., &#8805;85%

Sigma-Aldrich

30417

Phosphoric acid

Essential Grade
vapor pressure

2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)

vapor pressure

2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)

vapor pressure

2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)

vapor pressure

2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)

form

liquid

form

liquid

form

viscous liquid

form

liquid

concentration

85% phosphoric acid

concentration

85% phosphoric acid

concentration

85% phosphoric acid

concentration

-

impurities

≤0.001% Arsenic (As), ≤0.002% Heavy metals (as Pb)

impurities

≤0.001% Heavy metals (as Pb), ≤0.001% Insoluble matter, ≤0.001% Volatile acids (as acetic acid), ≤0.002% Antimony (Sb), ≤0.002% Calcium (Ca), ≤0.002% Magnesium (Mg), ≤0.003% Iron (Fe), ≤0.003% Sulfate (SO4), ≤0.005% Potassium (K), ≤0.025% Sodium (Na), ≤0.5 ppm Manganese (Mn), ≤1 ppm Arsenic (As), ≤3 ppm Chloride (Cl), ≤5 ppm Nitrate (NO3)

impurities

≤0.001% Heavy metals (as Pb), ≤0.001% Insoluble matter, ≤0.001% Sulfate (SO4), ≤0.001% Volatile acids (as acetic acid), ≤0.002% Antimony (Sb), ≤0.002% Calcium (Ca), ≤0.002% Magnesium (Mg), ≤0.003% Iron (Fe), ≤0.005% Potassium (K), ≤0.025% Sodium (Na), ≤0.5 ppm Arsenic (As), ≤0.5 ppm Manganese (Mn), ≤3 ppm Chloride (Cl), ≤5 ppm Nitrate (NO3)

impurities

reducing impurities, in accordance, residual solvents, in accordance, substances precipitated by ammonia, in accordance, ≤0.001% KMnO4 red. matter (as O), ≤0.001% heavy metals (as Pb), ≤0.001% in water insoluble matters, ≤0.001% volatile acids (as CH3COOH)

pH

<0.5 (20 °C, 100 g/L in H2O)

pH

<0.5 (20 °C, 100 g/L in H2O)

pH

<0.5 (20 °C, 100 g/L in H2O)

pH

-

Other Notes

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

Analysis Note

Alkali phosphates: To pass test
Arsenic (As): 0.001% max
Assay: 85-88%
Color (APHA): 40 max
Description: To pass test
Form: Clear liquid
Heavy metals (as Pb): 0.002% max
Identification: To pass test
Nitrate: To pass test
Phosphorous or hypophosphorous acid: To pass test
Solubility: To pass test
Sulfate: To pass test

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’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 7

1 of 7

Phosphoric acid BioUltra, &#8805;85% (T)

Sigma-Aldrich

79617

Phosphoric acid

Phosphoric acid BioReagent, suitable for insect cell culture, 85%

Sigma-Aldrich

P5811

Phosphoric acid

Phosphoric acid ACS reagent, &#8805;85&#160;wt. % in H2O

Sigma-Aldrich

695017

Phosphoric acid

Phosphoric acid crystalline, &#8805;99.999% trace metals basis

Sigma-Aldrich

466123

Phosphoric acid

Acetic acid glacial, ReagentPlus&#174;, &#8805;99%

Sigma-Aldrich

A6283

Acetic acid

Acetic anhydride ReagentPlus&#174;, &#8805;99%

Sigma-Aldrich

320102

Acetic anhydride

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service