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Classification Phraseology as of:
Classification Code:

CHEMICAL MFG. — including mixing and packaging — N.O.C.


This classification applies to the manufacture of chemicals involving a chemical reaction, including but not limited to nitration, alkylation, reduction, oxidation, sulphonation, halogenation or amidation when no other classification more accurately describes the operations. This classification also applies to the manufacture of chemicals by distillation or the compression of gases. This classification also applies to the manufacture of polyethylene, polypropylene or polystyrene.

The mixing or repackaging of chemicals involving no chemical reaction shall be classified as 4828, Chemical Mixing or Repackaging.

The manufacture of fertilizer that includes manure or animal by-products shall be classified as 4665, Rendering or Fertilizer Mfg.

The manufacture or mixing of gases, including but not limited to oxygen, hydrogen, acetylene, carbonic acid, nitrogen, nitrous oxide, helium, arsine, liquefied hydrogen and nitrogen, and dry ice shall be classified as 4635, Oxygen or Hydrogen Mfg.

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Effective DatePure Premium RateNote
Prior Phraseology and Footnote:
Shown below is the previously published phraseology and footnoteEffective Date

CHEMICAL MFG. — including mixing, blending and packaging

This classification includes the manufacturing of chemicals involving, but not limited to, the following chemical processes: nitration, alkylation, distillation, reduction, oxidation, sulphonation, compression of gases, halogenation and amidation.

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The Classification Search was developed by the WCIRB for your convenience to help you identify Standard Classifications based on keywords or a classification code. However, you cannot rely solely on the Classification Search and must make an independent assessment when determining the appropriate classification(s) assignable to a risk in accordance with the USRP.