Phosphoric Acid And Water

Phosphoric acid

Phosphoric acid and water Description:

1. Appearance: Pure phosphoric acid is a colorless crystal, odorless, and has a sour taste.

2. Melting point (℃): 42.4 (pure product)

3. Boiling point (℃): 260

4. Relative density (water=1): 1.87 (pure)

5. Relative vapor density (air=1): 3.38

6. Saturated vapor pressure (kPa): 0.0038 (20 ℃)

7. Critical pressure (MPa): 5.07

8. Octanol/water partition coefficient: -0.77

9. Solubility: It is miscible with water and can be mixed with various organic solvents such as ethanol.

Phosphoric acid and water Molecular structure:

1. Molar refractive index: 13.52

2. Molar volume (cm3/mol): 45.2

3. Waiting for Zhang Biarong (90.2K): 154.4

4. Surface tension (dyne/cm): 136.3

5. Polarization rate (10-24cm3): 5.36

Phosphoric acid and water Use:

Can be used as a souring agent and a nutrient for yeast. Can be used as an acidifier for seasoning, canned food, and refreshing beverages. Used as a nutritional source for yeast during brewing to prevent the proliferation of miscellaneous bacteria.

Phosphoric acid and water Storage conditions:

Storage precautions: Store in a cool and ventilated warehouse. Stay away from sources of fire and heat. The storage temperature shall not exceed 30 ℃, and the relative humidity shall not exceed 80%. Sealed packaging. It should be stored separately from flammable materials, alkalis, and active metal powders, and avoid mixing storage. The storage area should be equipped with suitable materials to contain leaked materials.

Phosphoric acid and water Health hazards:

Invasion routes: inhalation, ingestion, transdermal absorption.

Health hazards: Steam or mist can be irritating to the eyes, nose, and throat. Liquids can cause skin or eye burns.

Chronic effects: Atrophy of nasal mucosa, perforation of nasal septum. Long term repeated skin contact can cause skin irritation.

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