Phosphoric Acid

Phosphoric Acid Specification

Form
Clear, colorless, syrupy liquid

Ph Level
1.5 - 2.5 (for concentrated solutions)

Melting Point
42.35 C

Solubility
Completely soluble in water

Other Names
Orthophosphoric Acid

Structural Formula
O=P(OH)3

Density
1.685 Gram per cubic centimeter(g/cm3)

Purity
85% Minimum (Industrial Grade)

Molecular Weight
98.00 g/mol

Boiling point
158 C

Molecular Formula
H3PO4

Taste
Acidic

Refractive Rate
1.433 (at 20C)

Shape
Liquid

HS Code
28092010

Smell
Odorless

Poisonous
Yes

Storage
Store in tightly sealed containers in cool, dry, ventilated area

Classification
Inorganic Acid

Chemical Name
Phosphoric Acid

CAS No
7664-38-2

EINECS No
231-633-2

Grade
Technical/Industrial/Food Grade

Standard
Conforms to International Standards

Type
Inorganic Acid

Usage
Industrial, food processing, water treatment, agriculture

Main Material
Phosphoric Acid (H3PO4)

Application
Used in fertilizers, detergents, food additives, water treatment, and as an industrial chemical

Non Toxic
Yes

Stability
Stable under recommended storage conditions

Packing Type
HDPE drums, IBC tanks, bulk tankers

Packing Group
III

Appearance
Colorless, transparent, syrupy liquid

Freezing Point
21C

UN Number
UN1805

Handling Precautions
Use personal protective equipment; avoid inhalation and contact with skin/eyes

Corrosivity
Corrosive to metals and tissue

Shelf Life
2 years in original packaging

Hazard Class
8 (Corrosive substances)

Flash Point
Non-flammable

About Phosphoric Acid

Usage/Application	Phosphate fertilizers
Form	Liquid
Purity	98%
Packaging Size	200 Litre
Packaging Type	Barrel
Molecular Formula	H3PO4
Density	1.88 g/cm3
Melting Point	42.4 deg C (108.3 deg F, 315.5 K)
Boiling Point	407 deg C (765 deg F, 680 K)
Molar Mass	97.994 g/mol
CAS ID	7664-38-2
ChemSpider	979
EC Number	231-633-2

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Versatile Applications

Phosphoric acid serves as a vital component in numerous industries. It is extensively employed in fertilizer production, water treatment, food additives, detergents, and as a chemical intermediate. Its unique acidic properties and high solubility make it suitable for industrial, agricultural, and food processing settings, ensuring process efficiency and product quality.

Safe Storage and Handling

To ensure safety and maintain stability, phosphoric acid must be stored in tightly sealed HDPE drums, IBC tanks, or bulk tankers, in cool and dry warehouses with adequate ventilation. Given its corrosiveness to metals and tissue, users should always wear personal protective equipment and avoid direct contact with skin or inhalation of vapors during handling.

Regulatory Compliance and Quality

Our phosphoric acid meets international quality standards, delivered with a purity of at least 85% for industrial grade. With UN1805 classification and Hazard Class 8 labeling, it complies with global shipping and handling regulations. All packaging types are designed to uphold quality and extend shelf life up to two years.

FAQ's of Phosphoric Acid:

Q: How should phosphoric acid be stored to maintain its stability?

A: Phosphoric acid should be stored in tightly sealed containers such as HDPE drums or IBC tanks in a cool, dry, and ventilated area. This keeps the acid stable and prevents moisture ingress, ensuring its effective shelf life of up to two years in original packaging.

Q: What are the main uses and benefits of phosphoric acid in industry?

A: Phosphoric acid is primarily used in the manufacture of fertilizers, detergents, food additives, water treatment chemicals, and as a processing aid in various industries. Its benefits include acting as a pH adjuster, corrosion inhibitor, cleansing agent, and nutrient source for plants.

Q: When should personal protective equipment be used while handling phosphoric acid?

A: Personal protective equipment, including gloves, goggles, and protective clothing, should be worn at all times during handling to prevent skin or eye contact, and to avoid inhalation of fumes, as the acid is corrosive and harmful upon direct contact.

Q: Where is phosphoric acid commonly utilized outside of manufacturing?

A: Beyond manufacturing, phosphoric acid finds application in agricultural settings as a fertilizer component, in water treatment plants to control pH and prevent pipe corrosion, and in the food industry for acidity regulation in processed foods and beverages.

Q: What process is followed for distributing phosphoric acid safely?

A: Phosphoric acid is distributed in durable HDPE drums, IBC tanks, or bulk tankers, with all containers being clearly labeled with UN1805 marking and hazard class 8 warnings. Transportation adheres to international hazardous goods regulations to ensure safe handling and delivery.

Q: Is phosphoric acid harmful, and what precautions should be taken?

A: Yes, phosphoric acid is corrosive and harmful if ingested, inhaled, or in contact with skin and eyes. It should not be considered non-toxic. Always handle with proper protective equipment, avoid spills, and consult the safety data sheet for first aid measures in case of exposure.

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