1.93003

ortho-Phosphoric acid 88%

for analysis EMPARTA^® ACS

• Synonym(s): Phosphoric acid, Orthophosphoric acid
• Linear Formula: H₃PO₄
• CAS Number: 7664-38-2
• Molecular Weight: 98.00
• UNSPSC Code: 12352106
• Beilstein/REAXYS Number: 1921286
• MDL number: MFCD00011340
• Grade: ACS reagent

Properties

• grade: ACS reagent
• Quality Level: 200
• vapor density: 3.4 (vs air)
• vapor pressure: 2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)
• product line: EMPARTA^®
• greener alternative product characteristics: Design for Energy Efficiency; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• bp: 158 °C (lit.)
• mp: ~40 °C (lit.)
• density: 1.685 g/mL at 25 °C (lit.)

Description

General description

We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Phosphoric acid-doped polybenzimidazole (PBI) membranes offer a cleaner path to energy by enabling high-temperature fuel cells that efficiently convert hydrogen into electricity with low emissions. Their durability and proton conductivity make them ideal for sustainable power systems. Click here for more information.

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

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H290,H302,H314
• pcodes: P234 - P270 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• Storage Class: 8B - Non-combustible corrosive hazardous materials
• wgk: WGK 1
• flash_point_f: does not flash
• flash_point_c: does not flash