# NSN 6810-01-664-2218: Hardness Buffer Solution

NSN 6810-01-664-2218 (also written 6810016642218; NIIN 01-664-2218) is a hardness buffer solution in Federal Supply Class 6810, Chemicals. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6810-01-664-2218 (6810016642218)
- NIIN: 01-664-2218 (016642218)
- Item name: HARDNESS BUFFER SOLUTION
- Federal Supply Class: [FSC 6810 Chemicals](https://nsnexplorer.com/fsc/6810/)
- Federal Supply Group: [FSG 68](https://nsnexplorer.com/group/68/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HARDNESS BUFFER SOLUTION |
| FEAT | SPECIAL FEATURES | COLOR: COLORLESS/CLEAR;PHYSICAL STATE: LIQUID;PH: 10.3;FLASH POINT: >200.00 DEGREE F;RELATIVE DENSITY: 1.05;SPECIFIC GRAVITY: 1.05;HAZARDOUS POLYMERIZATION WILL NOT OCCUR;INCOMPATIBLE MATERIALS: STRONG ACIDS,STRONG OXIDIZING AGENTS,PEROXIDES AND PHENOLS;HAZARDOUS DECOMPOSITION PRODUCTS: OXIDES OF CARBON,OXIDES OF NITROGEN,AMMONIA AND VOLATILE AMINES |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| L1566-0120 | 57394 | VEOLIA WTS USA, INC. DBA GE WATER & PROCESS TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| L1566-1000 | 57394 | VEOLIA WTS USA, INC. DBA GE WATER & PROCESS TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| L1566.0120 4OZ | 3EKW2 | GENOA INTERNATIONAL LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-05 | [SPE4AX16D9008/SPE4A627FZ205](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6810016642218) | HARDNESS BUFFER SOLUTION | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $2,926.80 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6810016642218&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6810016642218
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/6810-01-664-2218/
JSON: https://nsnexplorer.com/api/nsn/6810-01-664-2218.json