What is the freezing point of phosphoric acid?
108.2°F (42.35°C)
Phosphoric acid/Melting point
What precautions should one use when working with 85% phosphoric acid?
Wear protective equipment. Avoid contact with eyes, skin, and clothing. Use respiratory protective device against the effects of fumes/dust/aerosol. Keep unprotected persons away.
What is the boiling point of 85% phosphoric acid?
158°C
SPECIFICATIONS
| Assay % | : | Min. 85% |
|---|---|---|
| Boiling Point | : | 158°C |
| CAS # | : | 7664-38-2 |
| Chem Quantity | : | 1L |
| Chemical Formula | : | H3PO4 |
What is the freezing point of 20% caustic?
Properties of Sodium Hydroxide
| Sodium Hydroxide Viscosity, Freezing, Boiling Point | ||
|---|---|---|
| % NaOH | Viscosity at 68°F | Freezing Point |
| 15% | 2.8 CP | -18.1°C |
| 20% | 4.5 CP | -25°C |
| 25% | 7.8 CP | -13.9°C |
Does caustic freeze?
An aqueous solution of sodium hydroxide containing 25% by weight anhydrous sodium hydroxide, NaOH; the chemical name and formula of caustic soda. Caustic soda 25% HAS A FREEZING POINT OF 0°F; this permits shipping and storage under normal conditions whereas caustic soda 50% freezes at 58°F.
Can phosphoric acid be stored in plastic?
* Store in tightly closed containers in a cool, well-ventilated area away from GLASS, RUBBER, PLASTICS and COATINGS.
What is the pH of 85 phosphoric acid?
<0.5
Pricing & Availability
| Physicochemical Information | |
|---|---|
| Density | 1.71 g/cm3 (20 °C) |
| Melting Point | 21 °C |
| pH value | <0.5 (100 g/l, H₂O, 20 °C) |
| Vapor pressure | 2 hPa (20 °C) |
What is the density of 85 phosphoric acid?
1.685 g/mL at 25 °C (lit.)
How do you store phosphoric acid?
Store phosphoric acid in a cool, well-ventilated area protected from moisture. Keep away from incompatible substances such as oxidizing agents, metals, combustible materials, and alkalis. This chemical should be stored in a metallic or coated fiberboard container using a strong polyethylene inner package.
What is the freezing point of 50% caustic?
58°F.
Caustic soda 25% HAS A FREEZING POINT OF 0°F; this permits shipping and storage under normal conditions whereas caustic soda 50% freezes at 58°F.
What are the hazards of phosphoric acid?
Phosphoric acid is dangerous if you come into contact with it as a chemical substance. The toxic fumes can irritate your skin, eyes, and respiratory system. The recommended daily amount (RDA) of phosphorus needed for normal bodily function is 700 mg. You can get this easily from natural food sources.
What is the boiling point of phosphoric acid?
The boiling point of the chemical compound Phosphoric acid is 316 Fahrenheit
Is phosphoric a mineral acid?
Phosphoric acid is a colorless, odorless mineral acid. With an acidic taste and somewhat viscous consistency, phosphoric acid is used in a wide variety of products and industries.