Here are a few notable rules that should be considered in handling chemicals:

1. Chemical products that are hazardous to health or are inflammable must be listed. (The National Swedish Board of Occupational Safety and Health regulations (2000:4) concerning Chemical risks to the working environment).
2. In accordance with the product choice or substitution principle such chemicals that can be replaced by those that are less hazardous should be avoided (The Environmental Code part 2 section 4)
3. There must be a safety data sheet for every chemical products that is hazardous to health or environment or is inflammable. (Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH), article 31.)
   
4. The risks associated with the use of chemicals must be continuously examined, assessed and minimized, in accordance with the Ordinance (1998:901) on operator's control. Refer also to operator's control in the Environmental Code (part 26 section 19 §). The results must be documented. The regulations apply to permit and notification requirements in the case of environmentally hazardous activities.