Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Simazine

Simazine is a white solid.

CAS 122-34-9 Warning

01 · Identification

What Simazine is

Simazine is a white solid. It melts at 226 °C.

Under the GHS it carries the signal word Warning.

CAS number122-34-9
EC number204-535-2
Index number612-088-00-3

Other names for Simazine

  • simazine (ISO)
  • 6-chloro-N,N'-diethyl-1,3,5-triazine-2,4-diamine

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordWarning
Hazard statements assigned to Simazine
CodeHazard statement
H351 Suspected of causing cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P201, P273, P280, P308, P313, P391, P501

03 · Physical and chemical properties

Simazine properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Melting point 226 °C (438.8 °F) range, midpoint shown HSDB
226.11 °C (439 °F) range, midpoint shown CAMEO
Density 1.33 g/cm³ at 22 °C, as per source HSDB
1.3 g/cm³ ICSC
1.302 g/cm³ at 20 °C CAMEO
Solubility Slightly sol in ethyl cellosolve, dioxane HSDB
400 PPM IN METHANOL @ 20 °C at 20 °C HSDB
3.0 ppm in n-pentane at 25 °C at 25 °C HSDB
Vapor pressure 6.1e-9 mmHg at 20 °C CAMEO
0.0608 mmHg at 20 °C ICSC
2.2e-8 mmHg at 25 °C HSDB

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Handling and storage

Storing and handling Simazine

Storage conditions

Product must be stored in its sealed original containers, in well aired, fresh & dry storehouses or in shaded & possibly well aired places. It is recommended that the product be kept away from sources of heat, free flames or spark generating equipment.

Source: Hazardous Substances Data Bank (HSDB)

Incompatible materials

Incompatible with strong oxidizers.

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

SIMAZINE is hydrolyzed by strong acids and alkalis (NTP, 1992).

Source: CAMEO Chemicals

Planning storage for a mix of chemicals? Check Simazine in the storage compatibility matrix →

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