Sulphuric acid 4 mol-l (8N) for COD determination, according to ISO 6060

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Sulphuric acid 4 mol-l (8N) for COD determination, according to ISO 6060 Specification

Smell
Pungent

Structural Formula
H-O-S(=O)2-O-H

Appearance
Clear and colorless to slightly light yellow liquid

Shape
Not applicable (liquid product)

Grade
Analytical reagent grade

Properties
Colorless highly corrosive liquid with strong oxidizing properties.

Physical Form
Liquid

HS Code
28070000

EINECS No
231-639-5

Poisonous
YES

Ph Level
Strongly acidic (approaches 0)

Solubility
Completely miscible with water

Shelf Life
Typically 1-2 years if stored properly in original container.

Application
Used in chemical oxygen demand (COD) determination in environmental testing following ISO 6060 standards.

Storage
Store in a cool dry and well-ventilated area away from incompatible materials (e.g. bases organic materials).

Molecular Formula
H2SO4

Purity
4 mol/L concentration

Ingredients
Concentrated sulphuric acid solution standardized to 4 mol/L (8N).

CAS No
7664-93-9

Usage
Preparation of solutions for COD determination in laboratory analysis.

Melting Point
10°C

Density
1.84 Gram per cubic centimeter(g/cm3)

Molecular Weight
98.08 g/mol

About Sulphuric acid 4 mol-l (8N) for COD determination, according to ISO 6060

Sulphuric Acid 4 mol/l (8N) is a highly corrosive liquid with strong oxidizing properties, commonly used in the chemical oxygen demand (COD) determination process according to ISO 6060 standards. This clear to slightly light yellow liquid boasts a purity of 4 mol/L concentration, making it suitable for environmental testing applications. With a molecular formula of H2SO4 and a density of 1.84 g/cm3, this analytical reagent grade solution is stored in a cool, dry area and has a shelf life of 1-2 years when properly stored. It is completely miscible with water and has a pungent smell with a strongly acidic pH level approaching 0.