US$ 199.00
Fine sand (1500g)
Mid-low-range resistance box stepping from 10 ohms to 100 ohms in 10-ohm increments on a single rotary dial
carbon discs
Short-stem receiver delivery adapter in borosilicate glass features 14/23 socket for distillation collection and chemistry apparatus assembly
Phenol Red Dextrose Differential Medium Size:500g Fine sand (1500g)Color change indicator distinguishes bacteria by their ability to ferment dextrose, shifting from red to yellow when acid fermentation products accumulate.
US$ 199.00
US$ 175.00
US$ 70.00
US$ 199.00
US$ 54.00