Acquisition method (AMC)
3
FSC 6640 × TEST PAPER,HYDROGEN ION
TEST PAPER,HYDROGEN ION
6640-01-642-2527 FSC 6640
NSN 6640-01-642-2527 (also written 6640016422527; NIIN 01-642-2527) is a test paper, hydrogen ion in Federal Supply Class 6640, Laboratory Equipment and Supplies. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 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 |
|---|---|
| PRIMARY CONTAINER TYPE CQCT | VIAL |
| PRIMARY CONTAINER UNIT QUANTITY CQTF | 100 |
| PHYSICAL FORM AGXW | STRIP |
| PH VALUE RANGE ATNG | 6.5 TO 13.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | HYDRION 9600 SPECTRAL 6.5-13.0 PLASTIC PH STRIP |
| SPECIAL FEATURES FEAT | STRIP OFFERS COLOR MATCH AT EVERY 0.5 INTERVAL BETWEEN PH 6.5-13.0; FLIP-TOP VIAL OF 100 STRIPS |
| TOTAL PRIMARY CONTAINER QUANTITY CSCW | 1 |
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 |
|---|---|---|
| 14-850-112 | 22527 | FISHER SCIENTIFIC COMPANY L.L.C. |
| F60-WIDRG-065130-VPS | 93255 | MICRO ESSENTIAL LABORATORY 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
$12.55
Purchases
5
Total spend
$230.85
Oct 7, 2026
Last purchased
16 · 16.0/yr
Purchase records
$753.65
Total demand
$12.55
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 $10.95 and $12.55. 1 award ran well above that range and is marked. A triangle at the top edge is an award above the scale, labelled with its price.
Award price calculator
What do the last few awards average, and over what range? Choose how many awards to include.
Average unit price$40.51
Weighted by quantity$23.59
Observed range$10.89 – $98.10
Window coveredSep 2026 – Oct 2026
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Oct 2026 | 1 | $12.55 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Sep 2026 | 5 | $10.89 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Sep 2026 | 1 | $98.10 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Sep 2026 | 5 | $10.95 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC |
| Aug 2026 | 1 | $11.00 | 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 |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | 1 | $12.55 | $12.55 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Sep 22, 2026 | 5 | $10.89 | $54.45 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Sep 14, 2026 | 1 | $98.10 8.9× median | $98.10 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Sep 10, 2026 | 5 | $10.95 | $54.75 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC (0AG09) | Unknown | Source ↗ |
| Aug 17, 2026 | 1 | $11.00 | $11.00 | 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 7, 2026 | SPE2DS26V8617 ↗ | MIDLAND SCIENTIFIC INC | — | $10.00 |
| Aug 17, 2026 | SPE2DS26V8899 ↗ | MIDLAND SCIENTIFIC INC | — | $11.00 |
| Sep 10, 2026 | SPE2DS26V9706 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $54.75 |
| Sep 10, 2026 | SPE2DS26V9699 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $12.25 |
| Sep 14, 2026 | SPE2DS26V9790 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $98.10 |
| Sep 14, 2026 | SPE2DS26V9790 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $98.10 |
| Sep 14, 2026 | SPE2DS26V9790 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $98.10 |
| Sep 22, 2026 | SPE2DS26V007Z ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $54.45 |
| Oct 1, 2026 | SPE2DS27V0036 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $12.55 |
| Oct 7, 2026 | SPE2DS27V0260 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $36.75 |
| Oct 7, 2026 | SPE2DS27V0260 ↗ | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | $36.75 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 8 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 14 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 Oct 2026
MIDLAND SCIENTIFIC INC
last award Aug 2026
FISHER SCIENTIFIC COMPANY L.L.C.
no award yet
no awards on record
Listed source MICRO ESSENTIAL LABORATORY INC
no award yet
no awards on record
Listed source SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC won 4 of the last 5 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-0998 | Oct 27, 2026 | Nov 2, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-27-T-0629 | Oct 14, 2026 | Oct 19, 2026 | 4 | Expired | View at DIBBS → |
| SPE2DS-27-T-0496 | Oct 9, 2026 | Oct 14, 2026 | 4 | Expired | View at DIBBS → |
| SPE2DS-26-T-431C | Sep 15, 2026 | Sep 21, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-407U | Sep 8, 2026 | Sep 14, 2026 | 5 | Expired | View at DIBBS → |
| SPE2DS-26-T-380J | Sep 1, 2026 | Sep 8, 2026 | 1 | Expired | View at DIBBS → |
| SPE2DS-26-T-376A | Aug 27, 2026 | Sep 1, 2026 | 5 | Expired | View at DIBBS → |
| SPE2DS-26-T-332Q | Aug 12, 2026 | Aug 17, 2026 | 1 | Cancelled | 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: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "TEST PAPER,HYDROGEN ION." nsnexplorer.com, https://nsnexplorer.com/nsn/6640-01-642-2527/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/6640-01-642-2527/