Buffer Cleaner
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| PRODUCT NAME | : | PHOSPHORIC ACID |
| CAS number | : | 7664-38-2 |
| UN number | : | 1805 |
| Formula | : | H3PO4 |
| Odour | : | |
| Solubility in water | : | COMPLETE , ( 5.48 g/mL ) |
| Density | : | 1.834 at OC |
| Boiling point | : | 213 OC |
| Melting point | : | 42 OC |
| Viscosity | : | 147 cP (100 %) |
| Flashpoint | : | |
| Explosive limits | : | |
| Vapour pressure | : | 0 mbar at 20 OC |
| Skin absorption/irritation | : | YES |
| TLV Country NL Year 1995 | : | ppm 1 mg/m3 |
| Pollution category 1994 | : | D |
Properties :
- Molecular formula: H3PO4
- Molar mass : 98.00 g/mol
- Appearance : white solid or colourless, viscous liquid (>42 °C)
- Density : 1.885 g/mL (liquid)1.685 g/mL (85 % solution)2.030 g/mL (crystal at 25 °C)
- Acidity (pKa): 2.148, 7.198, 12.375
Pure phosphoric acid is colorless, odorless and has sour odor.
Phosphoric acid is Soluble in water and ethanol. Easily absorb moisture. Easy to be crystallized under cold condition for long time.
Phosphoric Acid is Corrosive. Should be stored in closed containers.
TECHNICAL PROPERTIES:
Composition: Liquid
Appearance: Clear Colorless to charasteristic
Recommended Concentrations: 50-100% by volume
Recommended Temperatures: Ambient
CAUTION: MAY IRRITATE EYES. MAY IRRITATE SKIN. Do not mix with any other chemical product. Do not swallow. Do not get in eyes. Do not get on skin or clothing. Do not breathe fumes
FIRST AID TREATMENT:
If swallowed, call a Poison Control Centre or doctor immediately.Do not induce vomiting. If in eyes, rinse with water for 15 minutes. If on skin, rinse well with water.
CAUTION: MAY IRRITATE EYES. MAY IRRITATE SKIN. Do not mix with any other chemical product. Do not swallow. Do not get in eyes. Do not get on skin or clothing. Do not breathe fumes
FIRST AID TREATMENT:
If swallowed, call a Poison Control Centre or doctor immediately.Do not induce vomiting. If in eyes, rinse with water for 15 minutes. If on skin, rinse well with water.
Form : Powder in solupacs
Appearance : Light blue
pH,1% solution : 1.4
Not Compatible
Avoid aluminium, zinc, tin, and their alloys and galvanised surfaces
Typical Properties
| Flashpoint; PMCC | 40 | °C |
| Specific Gravity @ 60°F | 0.87 | kg/ltr |
| Recommended Dry Film Thickness | 50 | microns minimum |
| Theoretical Coverage @ Avg. Recommended DFT | 9.2 | m²/l |
| Non Volatile | 52 | weight % |
|
Viscosity; DIN (53 211) Cup No. 4 @ 20°C (at time of manufacture) |
85 | seconds |
| Dry to Touch Time @ 25°C | ± 2 | hours |
| Cure Time @ 25°C | ± 24 |
hours |
| Volatile Organic Content (VOC) (ASTM D-3960) | 415 | g/l |
Accelerated Corrosion Tests:
@ Avg. Recommended DFT
| Salt Spray; 5 % NaCl @ 35°C; DIN 50 021 (ASTM B-117) (DIN 1623 Steel Panels) | 40+ |
days |
| Humidity; 100 % RH; @ 40°C; DIN 50 017-KK (DIN 1623 Steel Panels) | 100+ |
days |
We are marine chemical supplier since 1996.These Marine Chemicals include different sets of products such as Tank Cleaners, Maintenance Chemicals, Cooling Water Treatment Chemicals, Boiler Water Treatment Chemicals, Fuel Additives, etc.
Oman Chemical is leading one Largest Supplier, Manufacture a
Oman Chemical is leading one Largest Supplier, Manufacture a
