IS 4566:2020
Methylene Chloride (Dichloromethane)
summary
Methylene Chloride, also known as Dichloromethane, is a volatile, colorless chlorinated solvent with a sweet odor. It is widely used in paint removers, pharmaceuticals, metal cleaning, foam manufacturing, and chemical processing due to its strong solvency and fast evaporation properties.
Why BIS Certificate is Mandatory for Methylene Chloride (Dichloromethane)
BIS certification is mandatory for Methylene Chloride to ensure controlled purity, safe chemical composition, and compliance with Indian safety regulations. As it is a hazardous industrial chemical, certification helps prevent health risks, environmental harm, and misuse, while ensuring consistent quality for industrial and laboratory applications.
What is BIS Certified for Methylene Chloride (Dichloromethane)
The BIS certified specification for Methylene Chloride defines requirements for purity level, acidity, residue on evaporation, moisture content, and packaging. It also specifies testing methods, labeling, and handling guidelines to ensure safe storage, transport, and reliable performance in industrial and pharmaceutical applications.
Test required for Methylene Chloride (Dichloromethane)
| Title | Mandatory/Optional |
|---|---|
| Description | Required |
Requirements
| Title | Mandatory/Optional |
|---|---|
| Relative Density | Required |
| Distillation range at a pressure of 1 bar | Required |
| Residue on evaporation | Required |
| Moisture content | Required |
| Acidity as HCL | Required |
| Free chlorine | Required |
| Aldehydes | Required |
| Iron | Required |
| Heavy metals | Required |
| Test for resistance to Potassium permanga nate | Required |
| Nessler’s reagent test | Required |
| Test for resistance to sulphuric acid | Required |
| Determination of Total impurities due to methyl chloride & chloroform | Optional |
| Purity | Optional |
Benefits of BIS Certification for Methylene Chloride (Dichloromethane)
1. Assured Chemical Purity
BIS certification ensures methylene chloride meets prescribed purity limits, reducing harmful impurities that could affect industrial processes, product quality, or human health.
2. Improved Safety Compliance
Certified chemicals follow strict safety, labeling, and packaging norms, minimizing risks during storage, transportation, and handling of this hazardous solvent.
3. Consistent Industrial Performance
BIS-approved methylene chloride delivers uniform solvent properties, ensuring reliable results in pharmaceuticals, paint removal, metal cleaning, and chemical manufacturing.
4. Legal Authorization in India
BIS certification is mandatory for regulated chemicals, allowing manufacturers and importers to legally sell and distribute methylene chloride without penalties or restrictions.
5. Enhanced Market Trust
BIS-marked chemicals gain higher acceptance among industries, laboratories, and government buyers, strengthening brand credibility and market competitiveness.