Kao & Michayluk Macroelements is supplied by HiMedia. It is available in the form of a white to off-white, homogeneous, free flowing powder with a pH in the range of 4.5 to 5.5. Since this product is extremely hygroscopic, it is advisable to store it at 2-8C, in air tight containers. The composition (mg/ml) is as follows:

Potassium nitrate (1900.00)

Ammonium nitrate (600.00)

Calcium chloride.2H2O (600.00)

Magnesium sulphate (146.50)

Potassium phosphate monobasic (170.00)

Potassium chloride (300.00)

Kao & Michayluk macroelements has been specially formulated for plant cell, tissue and organ cultures. Potassium nitrate and ammonium nitrate serves as the sources of nitrate.