# Chlorine — Gas cylinder color codes by standard and country

For Chlorine, standard is BIS IS 3933 (India); shoulder color is Yellow; body color is Yellow, recorded from its source on 2026-08-05.

- **Gas:** Chlorine
- **Standard:** BIS IS 3933 (India) _(our reading, not quoted from the source)_
- **Shoulder color:** Yellow
- **Body color:** Yellow

## What the source says

> S. No. | Gas Cylinder | Color | Shoulder | Body | 1. | Air | Grey | Grey | 2. | Ammonia | Red | Yellow & Black | 3. | Carbon Dioxide | Silver | Black | 4. | Chlorine | Yellow | Yellow

## Source

- https://www.pharmaguideline.com/2014/01/olor-codes-for-gas-cylinders-in-pharma.html

Last verified: 2026-08-05. Review by: 2028-08-04.
Part of [Gas cylinder color codes by standard and country](https://referencesource.org/gas-cylinder-color-codes/).