Acquisition method (AMC)
3
FSC 6550 × CHLORINE TEST REAGENT
CHLORINE TEST REAGENT
6550-01-460-7597 FSC 6550
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.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
Z
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC Z: a commercial, nondevelopmental or off-the-shelf item. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| PHYSICAL FORM AGXW | POWDER |
| PRIMARY CONTAINER TYPE CQCT | PACKAGE |
| PRIMARY CONTAINER CONTENT QUANTITY CRLK | MILLILITERS 10.000 |
| TOTAL SECONDARY CONTAINER QUANTITY CSCX | 100 |
| SPECIAL FEATURES FEAT | DPD CHLORINE REAGENT |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 03-0677 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA |
| 10394799 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 21056-69 | 91224 | HACH COMPANY DBA HACH CO |
| 2105669 | Z1BP5 | SAAB AUSTRALIA PTY LTD |
| 2105669 | Z4053 | THERMO FISHER SCIENTIFIC PTY LTD THERMO FISHER SCIENTIFIC AUSTRALIA |
| 6550NCM030528 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD |
| 8304088 | ZBF76 | ANSPEC PTY LTD |
| HACH 21056 69 | B5957 | HACH LANGE NV |
| HACH-2105669 | Z0NB2 | HACH PACIFIC PTY LTD |
| RP012-0 | 5RMR6 | ORBECO-HELLIGE, INC. |
| RP012-0 | 90767 | ORBECO-HELLIGE, INC. |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
$88.32
Purchases
7
Total spend
$1,399
Nov 3, 2026
Last purchased
25 · 25.0/yr
Purchase records
$6,135
Total demand
$88.32
Latest unit price
Price history with quantity and a typical range
What has the government paid for this item, and was any award out of line? Every award as a dot, Aug 2026 to today.
- Award (bigger dot, bigger quantity)
- Far above the typical range
- Middle half of prices
Most awards fall between $28.74 and $177. 1 award ran well above that range and is marked.
Price by order quantity
How does the price change with quantity, and what did past awards near an open solicitation's quantity pay?
- Award
- Far above the typical range
No solicitation is open for this item right now.
Award price calculator
What do the last few awards average, and over what range? Choose how many awards to include.
Average unit price$150
Weighted by quantity$163
Observed range$28.99 – $333
Window coveredOct 2026 – Nov 2026
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Nov 2026 | 1 | $88.32 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Oct 2026 | 2 | $333 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Oct 2026 | 2 | $28.99 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Oct 2026 | 2 | $28.25 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Sep 2026 | 1 | $28.48 | MIDLAND SCIENTIFIC INC |
| Sep 2026 | 1 | $265 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Aug 2026 | 8 | $29.50 | MIDLAND SCIENTIFIC INC |
Shaded rows are included. This reports past awards and does not suggest a price.
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 3, 2026 | 1 | $88.32 | $88.32 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Oct 30, 2026 | 2 | $28.99 | $57.98 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Oct 30, 2026 | 2 | $333.24 11.4× median | $666.48 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Oct 23, 2026 | 2 | $28.25 | $56.50 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Sep 28, 2026 | 1 | $28.48 | $28.48 | MIDLAND SCIENTIFIC INC (6P701) | Unknown | Source ↗ |
| Sep 15, 2026 | 1 | $265.32 | $265.32 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Aug 31, 2026 | 8 | $29.50 | $236.00 | MIDLAND SCIENTIFIC INC (6P701) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 31, 2026 | SPE2DS26V9352 ↗ | MIDLAND SCIENTIFIC INC | — | $236.00 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 15, 2026 | SPE2DS26V9829 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $265.32 |
| Sep 28, 2026 | SPE2DS26V017P ↗ | MIDLAND SCIENTIFIC INC | — | $28.48 |
| Oct 23, 2026 | SPE2DS27V0750 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $56.50 |
| Oct 30, 2026 | SPE2DS27V0939 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $666.48 |
| Oct 30, 2026 | SPE2DS27V0939 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $666.48 |
| Oct 30, 2026 | SPE2DS27V0939 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $666.48 |
| Oct 30, 2026 | SPE2DS27V0924 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $57.98 |
| Nov 3, 2026 | SPE2DS27V1050 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $57.98 |
| Nov 3, 2026 | SPE2DS27P0324 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $88.32 |
| Nov 3, 2026 | SPE2DS27P0324 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $88.32 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 12 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 16 days from posting to award. Most of that came after quotes closed.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC
last award Nov 2026
MIDLAND SCIENTIFIC INC
last award Sep 2026
ANSPEC PTY LTD
no award yet
no awards on record
Listed source DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA
no award yet
no awards on record
Listed source DEFENSE MEDICAL STANDARDIZATION BOARD
no award yet
no awards on record
Listed source HACH COMPANY DBA HACH CO
no award yet
no awards on record
Listed source HACH LANGE NV
no award yet
no awards on record
Listed source HACH PACIFIC PTY LTD
no award yet
no awards on record
Listed source SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC won 5 of the last 7 awards. SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE2DS-27-T-0611 | Oct 14, 2026 | Oct 19, 2026 | 2 | Expired | View at DIBBS → |
| SPE2DS-27-T-0485 | Oct 8, 2026 | Oct 13, 2026 | 2 | Expired | View at DIBBS → |
| SPE2DS-26-T-483C | Sep 29, 2026 | Oct 5, 2026 | 2 | Cancelled | View at DIBBS → |
| SPE2DS-26-T-469N | Sep 25, 2026 | Sep 30, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-457M | Sep 22, 2026 | Sep 28, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-464G | Sep 23, 2026 | Sep 28, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-422A | Sep 11, 2026 | Sep 16, 2026 | 20 | Expired | View at DIBBS → |
| SPE2DS-26-T-411U | Sep 9, 2026 | Sep 14, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-395D | Sep 3, 2026 | Sep 8, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-372F | Aug 26, 2026 | Aug 31, 2026 | 8 | Expired | View at DIBBS → |
| SPE2DS-26-T-316L | Aug 7, 2026 | Aug 12, 2026 | 19 | Expired | View at DIBBS → |
| SPE2DS-26-T-302D | Aug 4, 2026 | Aug 10, 2026 | 65 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "CHLORINE TEST REAGENT." nsnexplorer.com, https://nsnexplorer.com/nsn/6550-01-460-7597/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/6550-01-460-7597/