Abbreviations used

BOEL	Binding Occupational Exposure Limits (BOELs).
CAS number	The CAS number is the unique identification number for chemical and biological substances. CAS stands for Chemical Abstracts Service.
Ceiling limit	Maximum permitted value.
CMR / S	CMR substances are carcinogenic, mutagenic or harmful to reproduction. S stands for sensitising: can cause allergies.
DMEL	Derived Minimal Effect Level (DMEL). The OEL below which the risk of cancer is considered acceptable.
DNEL	Derived No-Effect Level. The value above which people should not be exposed to the chemical.
EU number	EU identification number for chemicals.
GR	Health Council of the Netherlands [Gezondheidsraad].
GSW	Occupational Exposure Limits for Substances in the Workplace or Committee for Occupational Exposure Limits for Substances in the Workplace.
Skin notation	Substances with a skin notation can be easily absorbed by the skin.
IOEL	International Occupational Exposure Limits (OELs).
ISO name	Standard name of the substance. Refers to the International Standardisation Organisation (ISO).
MAC values	MAC stands for Maximum Acceptable Concentrations. This term was used in the system prior to 1 January 2007.
OCR	Public Draft Report [Openbaar Concept Rapport] (of the Health Council of the Netherlands)
REACH	European Union regulation for the protection of the environment and human health. REACH stands for Registration, Evaluation, Authorisation and Restriction of Chemicals.
SCOEL	Scientific Committee for Occupational Exposure Limits (EU).
SZW	Ministry of Social Affairs and Employment [Ministerie van Sociale Zaken en Werkgelegenheid].
TWA-8h	a time-weighted average for the eight-hour working day.
TWA-15min	a time-weighted average for a period of 15 minutes.