Description
- Chemvelope pH 4 Packaged in triple protection foil, polyethylene, and paper keeps the enclosed buffer dry and free flowing Envelope is clearly marked with the correct pH value Easy preparation makes a precise buffer solution Five envelopes to the box one dispenser vial of Hydrion color key buffer
Micro Essential Lab 280-4.00 Hydrion pH Buffer Powder, 4 pH (Case of 5)
