Pre-Negotiated NASPO discounts to the State of California (right matrix) per the NASPO contract.

The links below are the Grainger NASPO contract for reference.

Our DVBE + SB (2 for 1) State of California's NASPO authorized Grainger Reseller contract on CaleProcure:
https://www.caleprocure.ca.gov/PSRelay/ZZ_PO.ZZ_CTR_SUP_CMP.GBL?Page=ZZ_CTR_SUP_PG&Action=U&SETID=STATE&CNTRCT_ID=7-18-51-02.15 

Grainger's NASPO contract on CaleProcure:
https://www.caleprocure.ca.gov/PSRelay/ZZ_PO.ZZ_CTR_SUP_CMP.GBL?Page=ZZ_CTR_SUP_PG&Action=U&SETID=STATE&CNTRCT_ID=7-18-51-02

The Grainger NASPO California CONTRACT TYPE is listed as a "Cooperative Agreement"