Iwaki, Laboratory Glassware, Borosilicate

Durability is measured by the rate of resistance of glass to chemical corrosion. Corrosive amount of IWAKI brand borosilicate glass against material and distilled water is extremely low, compared with other glasses.

Durability against Acid and Alkali
IWAKI brand borosilicate galss is inert to almost all material with the exception of Hydrofluoric Acid, Phosporic Acid and hot strong Caustic solution.
Hydrofluoric Acid has the most serious effect. However, the rate of attack of Alkaline solution is not excessive, if not highly concentrated and the room temperature. The rate of attack increase as the temperature exceeds 40ºC