NIGP Codes

NIGP Class and Class Item Codes identify the scope(s) of work as defined by the National Institute of Governmental Procurements. This five-digit code establishes and defines the detailed scope(s) of work for the contract. The first three digits of the NIGP code represents the Class or broad category of the work to be performed, and the second two digits of the NIGP code identify a more specific focus of work within the Class category.

Items for NIGP Class 335

Full Class List > 335: Fertilizers and Soil Conditioners

Code	Description
335-04	Additives and Supplements, Fertilizer
335-06	Fertilizer, Ammonium Nitrate
335-09	Fertilizer, Ammonium Phosphate
335-12	Fertilizer, Ammonium Sulfate
335-18	Fertilizer, Anhydrous Ammonia
335-24	Fertilizer, Animal and Marine Content
335-30	Fertilizer, Blended or Dry Mix, Commercial
335-33	Soil Conditioner, Chemical Root Stimulators
335-36	Fertilizer, Ferrous Sulfate and Chelates of Iron and Zinc
335-37	Fertilizer, Combined with Fungicide and/or Insecticide
335-38	Fertilizer, Tree and Shrub, Spikes, Tablets, etc.
335-40	Fertilizer, Liquid, All Types, Except Anhydrous Ammonia
335-41	Fertilizer, Formulations and Components, (Not Otherwise Classified)
335-42	Fertilizer, Granulated or Pelletized, Commercial
335-45	Hydromulch
335-48	Limestone, Agricultural
335-54	Muriate of Potash, Potassium Chloride)
335-60	Organic Base, Including Manure and Guano
335-66	Phosphate, Agricultural, Including Triple Superphosphate
335-69	Recycled Fertilizer and Soil Conditioners
335-72	Soil Conditioners: Compost, Marine Humus, Sulfur, Synthetic Polymers, Mulch, etc.
335-75	Soil Stabilizers and Penetrants: Liquid and Solid
335-78	Urea, Fertilizer Grade
335-85	Wetting Agents