NSN 6630-01-693-3814, 6630016933814
BUFFER SOLUTION,STANDARD

Federal Supply Classification: FSC 6630 - Chemical Analysis Instruments
National Item Identification Number: NIIN 016933814
Codification Country: United States
Item Name Code: INC 33696
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6630-01-693-3814

National Stock Number (NSN) 6630-01-693-3814, or NIIN 016933814, (buffer solution,standard) was assigned February 9, 2021 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 20 contracts issued for this part number, with 20 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE2DH25V2539, SPE2DH25V1192, SPE2DH25V0245, SPE2DH24V4134, SPE2DH24V3943. The total value of the awarded contracts has been US$ 2,115.44.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.

This NSN is assigned to Item Name Code (INC) 33696. [A COMPOUND, FORMULATED TO A SPECIFIC PH VALUE THAT TENDS TO RESIST CHANGE IN PH WHEN MODERATE AMOUNTS OF EITHER A BASE OR ACID ARE ADDED, OR ON DILUTION WITH A SOLVENT.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6630016933814 does not contain precious metals.

This NSN is associated to Schedule B 9027505000: other chemical analysis instruments and apparatus, nesoi. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) BUFFER SOLUTION 500ML BOTTLE
PHYSICAL FORM: (AGXW) LIQUID
SPECIAL FEATURES: (FEAT) BUFFER SOLN, RED PH4.01 500ML. PH BUFFER STANDARD SOLUTION FOR LABORATORY AND FIELD ANALYSES; PH 4.01 0.02. COLOR-CODED PH. DESIGNED FOR USE WITH HACH METERS PORTFOLIO AND OTHER METERS. STORE 10 TO 25 DEGREES CELSIUS, PROTECT FROM LIGHT.
PRIMARY CONTAINER TYPE: (CQCT) BOTTLE
TOTAL PRIMARY CONTAINER QUANTITY: (CSCW) 1