EC Number
The EC Number (EC = European Community) is an ordering criterion in the European chemicals legislation (REACH Regulation). It consists of 7 digits and dashes, and is constructed as follows:
- Sequence of exactly 3 digits
- Dash
- Sequence of exactly 3 digits
- Dash
- 1 digit
- 200-001-8 Formaldehyde
- 200-659-6 Methanol
- 231-126-6 Rubidium