ISO 17025 / ISO 17034 certified density standards are for the verification of instruments used to measure density of materials which are fluid at the desired...

Thermohydrometer, non-certified, ASTM 306HH, 900 to 950 kg/m3, Metric Scale, 20°C to 105°C, manufactured according to ASTM E100.

Ideal for large samples, thicker samples, and rigorous conditions; sized for multi-liter containers. High quality 316 stainless steel.

Liquid-in-Glass thermometer, non-hazardous, non-certified, SafetyBlue filled, ASTM 82C, -15 to 105°C, manufactured equivalent to ASTM E1.

These stoppers are lightweight yet very strong to reduce chipping and breakage, thus minimizing replacement costs.