IPT Hardness Precipitation

• 1 bottle 25cc hardness precipitation A
• 1 bottle 25cc hardness precipitation B
• 2 test tube 10cc with stoppers
• instructions (English)

This kit is generally used to demonstrate the difference between purified and unpurified water. In water without hardness, no precipitate is formed. In water containing hardness, a precipitate forms the more consistent the higher the hardness, although it does not provide an analytical measure of the amount of hardness.

• 6 bottles 25cc hardness precipitation A (Code N° 3250)
• 6 bottles 25cc hardness precipitation B (Code N° 3251)
• hardness precipitation: 1 bottle da 250 cc A e 1 bottle da 250 cc B (Code N° 3252)
• 2 bottles 250cc hardness precipitation A (Code N° 3253)
• 2 bottles 250cc hardness precipitation B (Code N° 3254)
• 10 test tube 20cc (Code N° 3310)