# DIBBS #SPE2DH-27-T-0042

One Hach pH 4.01 Standard Buffer Solution, 500 mL

**Posted:** October 02, 2026
**Respond By:** October 08, 2026
**Identifier:** SPE2DH-27-T-0042
**NAICS:** 325998, 424690

The Defense Logistics Agency is seeking a single Hach standard buffer solution for laboratory and field pH analysis.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Troop Support, Medical Supply Chain; buyer contact: Tina Vu.
- **OEM:** **Hach Company** (CAGE 91224), the named manufacturer and approved source.
- **Product requested:** One bottle (500 mL) of red pH 4.01 standard buffer solution, Hach part number **2283449**, NSN **6630-01-693-3814**; purchase request **7018586853**.
- **Product requirements:** pH 4.01 ± 0.02; color-coded; designed for use with Hach meters and other meters. Store at 10–25°C and protect from light. The solution must have a 48-month shelf life, with no more than seven months elapsed between manufacture and delivery.
- **Delivery:** FOB destination to the listed QM Support Company destination in Baumholder, Germany, within 20 days after order.

### Description

BUFFER SOLUTION, STANDA (QTY: 1, NSN: 6630-01-693-3814, Purchase Request: 7018586853)
  Approved Sources:
  - CAGE: 91224, Part No: 2283449, Company: HACH COMPANY
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE2DH27T0042)