Hardness testers

Each PerkinElmer Indium (In) Pure Plus Grade Atomic Spectroscopy Calibration Standard is supplied with a comprehensive Certificate of Analysis that documents the quality and reliability. Concentration: 10 µg/: 2% HNO3Volume: 125 mL

A 250 mL ready-to-use sample packaged in a HDPE bottle. (Supplied in duplicate)

Nev's Ink, Inc. Brand cryogenic storage labels offer adhesive that is designed to withstand extreme cold temperatures from -196° C (-311°F).

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.

Applications: Industrial Water Boiling and Cooling, Water and Wastewater This kit tests for Total Hardness using the Dropper Bottle Method. All results are as CaCO₃. Range/sensitivity is 1 drop = 2, 5, or 10 ppm CaCO₃.

Formula: Formula Weight: CAS Number: Synonym(s): Description: Ammonium Hydroxide and Ammonium Chloride in Water

This kit tests for Calcium and magnesium hardness by using the Dropper Bottle method. All results are as CaCO₃.

Interlocked&trade Vial is composed of a glass vial and a clear glass insert fused together thus eliminating any movement of the insert and concerns about contaminants around the fused seam/space between the neck of the vial and the insert.