HMIS uses a four-part colored label system with numbers, letters and symbols to describe each hazardous product. The colors blue, red, orange and white representing hazards related to health, flammability, physical hazard and personal protection respectively are numbered 0 to 4, 0 being minimal hazard and 4 denoting severe hazard.

Things You Will Need
  • Hazardous materials

  • HMIS labels

The Hazardous Materials Identification System (HMIS)

Step 1.


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Print clearly and type the chemical name on the first line of the HMIS label.

Step 2.


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Insert a number between 0 and 4 in the box for the blue (health) label. Place an asterik (*) in the second box on this label, if applicable.

Step 3.


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Insert number 0 to 4 in red box for the flammability health hazard. 0 denotes that the material will not burn, 3 that the material is capable of ignition and 4 that the material may ignite if mixed with air.

Step 4.

Insert a number 0 and 4 in physical hazard label box, noting that material is stable and safe at 0, may react violently with water at 2 and is capable of exploding at 4.

Step 5.


three letters

Insert number such as "A" for gloves "B" for goggles in box for the white "Personal Protection" label. Also insert picture of protective item.