# NSN 6810-01-457-5431: PH, Phenol Red Method

NSN 6810-01-457-5431 (also written 6810014575431; NIIN 01-457-5431) is a ph, phenol red method in Federal Supply Class 6810, Chemicals. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6810-01-457-5431 (6810014575431)
- NIIN: 01-457-5431 (014575431)
- Item name: PH,PHENOL RED METHOD
- 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: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PH PHENOL RED METHOD 5.8-7.3 PH UNITS |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | PH, PHENOL RED METHOD; RANGE: 6.5 TO 8.5 PH UNITS; METHOD INCLUDES 50 ML PHENOL RED INDICATOR SOLUTION REAGENT, 0.5 AND 1.0 ML DROPPER (P/N 21247-20, SEPARATE ITEM); FOR DR/800 SERIES COLORIMETERS; USED TO ANALYZE WASTEWATER AND/OR DRINKING WATER; UNIT ISSUE EA |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 26575-12 | 91224 | HACH COMPANY DBA HACH CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6550NCM022130 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 98-0262 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-25 | [SPE4AX26D9000/SPE4A726FA3SG](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6810014575431) | PH, PHENOL RED METHOD | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $30.49 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6810014575431&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6810014575431
- 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.

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