Selectivity: Stressed Heterotrophic Bacteria 1-year shelf life at 2-8°C R2A Broth is available in three forms:   Broth in plastic ampule  Prepared Agar Tube 2 tests/tube Prepared Agar Plate

Nitrogen-Ammonia Set, 0-0.5 mg/L as NH3-N Method: Salicylate (Colorimetric) Sample Size: 25 mL 100/tests

Replacement for resin in Hach Demineralizer Bottles (indicating type) 380 g of dried resin is equivalent to 454 g wet.

Includes: ULR Chlorine Buffer Solution (1.5-mL ampules), DPD Indicator Solution for ULR Chlorine (1.5-mL ampules), Blanking Reagent for ULR Chlorine Spectrophotometric method is USEPA accepted for drinking water and wastewater analysis Range: up to 500.0 µg/L as Cl2 Sample Size: 50…

Reagent set for the Buret Titration Method (Hach method 8222) to determine calcium hardness (0-5,000 mg/L as CaCO3). Contains: CalVer® 2 Calcium Indicator Powder Pillows, Potassium Hydroxide Solution (8 N) and TitraVer® (EDTA) Titrant

Developed for cleaning rust-fouled ion-exchanged resins. Use to remove rust desposits in lab, shop, laundry or factory applications. Easy-to-use granules pour freely from container. Read Material Safety Data Sheet before using. 18 Kg Pail

Mercuric Nitrate Cartridges for Digital Titrator Digits x 0.1 = mg/L CI- in 100 mL Bottle/2.256 N

Potassium sodium tartrate

Potassium sodium tartrate