# NSN 6550-01-460-7597: Chlorine Test Reagent

NSN 6550-01-460-7597 (also written 6550014607597; NIIN 01-460-7597) is a chlorine test reagent in Federal Supply Class 6550, In Vitro Diagnostic Substances, Reagents, Test Kits and Sets. 11 manufacturer part numbers from 11 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 6550-01-460-7597 (6550014607597)
- NIIN: 01-460-7597 (014607597)
- Item name: CHLORINE TEST REAGENT
- Federal Supply Class: [FSC 6550 In Vitro Diagnostic Substances, Reagents, Test Kits and Sets](https://nsnexplorer.com/fsc/6550/)
- Federal Supply Group: [FSG 65](https://nsnexplorer.com/group/65/)
- 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 |
| --- | --- | --- |
| AGXW | PHYSICAL FORM | POWDER |
| CQCT | PRIMARY CONTAINER TYPE | PACKAGE |
| CRLK | PRIMARY CONTAINER CONTENT QUANTITY | MILLILITERS 10.000 |
| CSCX | TOTAL SECONDARY CONTAINER QUANTITY | 100 |
| FEAT | SPECIAL FEATURES | DPD CHLORINE REAGENT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 03-0677 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 10394799 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 21056-69 | 91224 | HACH COMPANY DBA HACH CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2105669 | Z1BP5 | SAAB AUSTRALIA PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2105669 | Z4053 | THERMO FISHER SCIENTIFIC PTY LTD THERMO FISHER SCIENTIFIC AUSTRALIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6550NCM030528 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8304088 | ZBF76 | ANSPEC PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HACH 21056 69 | B5957 | HACH LANGE NV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HACH-2105669 | Z0NB2 | HACH PACIFIC PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RP012-0 | 5RMR6 | ORBECO-HELLIGE, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RP012-0 | 90767 | ORBECO-HELLIGE, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-11-03 | $88.32 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-10-30 | $28.99 | 2 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-10-30 | $333.24 | 2 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-10-23 | $28.25 | 2 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-09-28 | $28.48 | 1 | MIDLAND SCIENTIFIC INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-09-15 | $265.32 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |
| 2026-08-31 | $29.50 | 8 | MIDLAND SCIENTIFIC INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-03 | [SPE2DS27V1050](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $57.98 |
| 2026-11-03 | [SPE2DS27P0324](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $88.32 |
| 2026-11-03 | [SPE2DS27P0324](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $88.32 |
| 2026-10-30 | [SPE2DS27V0939](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $666.48 |
| 2026-10-30 | [SPE2DS27V0939](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $666.48 |
| 2026-10-30 | [SPE2DS27V0939](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $666.48 |
| 2026-10-30 | [SPE2DS27V0924](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $57.98 |
| 2026-10-23 | [SPE2DS27V0750](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $56.50 |
| 2026-09-28 | [SPE2DS26V017P](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | MIDLAND SCIENTIFIC INC | $28.48 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-09-15 | [SPE2DS26V9829](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGENT | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $265.32 |
| 2026-08-31 | [SPE2DS26V9352](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597) | CHLORINE TEST REAGE | MIDLAND SCIENTIFIC INC | $236.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6550014607597&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6550014607597
- 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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