The Phenolphthalein Solution, cataloged under National Stock Number 6810-00-798-9643, is classified within Federal Supply Class 6810 (Chemicals) of the Chemicals and Chemical Products group. The manufacturer of record is Hf Scientific Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6810-00-798-9643 |
| Primary Part Number | 11920 |
| Item Name | Phenolphthalein Solution |
| FSC / FSG | 6810 / 68 — Chemicals |
| Manufacturer | Hf Scientific Inc. |
| Status | ACTIVE |
| Solute Weight | 1.00 GRAMS PER LITER NOMINAL PHENOLPHTHALEIN G |
| Unit Package Quantity | 1 |
| Quantity Within Each Unit Package | 15.0 MILLILITERS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11920 | Hf Scientific Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1897-36 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6810-00-798-9643 is a Phenolphthalein Solution, manufactured by Hf Scientific Inc., classified under FSC 6810, Chemicals. Status: active.
NSN 6810-00-798-9643 has 1 manufacturer part number on file: 11920 (Hf Scientific Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-303-4092, 5120-01-430-7880. Verify interchangeability with system specifications before substitution.
Key specifications for 11920: Solute Weight: 1.00 GRAMS PER LITER NOMINAL PHENOLPHTHALEIN G; Unit Package Quantity: 1; Quantity Within Each Unit Package: 15.0 MILLILITERS; Part Name Assigned by Controlling Agency: PHENOLPHTHALEIN SOL 1 GRAM P/LITER 15ML G. 3 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.