It is highly effective fungicide based on copper oxy chloride containing 50% w/w copper content and balance adjuvants 

Contact Fungicide. controls leaf spot, fruit rot, late & early blight of tomato & potato; leaf spot &rhizome rot of ginger & turmeric, downy mildew of grapes and disease of paddy, cardamom, cumin, coffee, tea, tobacco and other vegetables and plantations.

Dosage of Copper Oxychloride 50% WP fungicide

Here are the dosage levels of different crops. Some of them are:

Application: All crops For the best results apply prophyllatically i.e. before disease attack plants, in rain weather spraying must be repeated at shorter intervals

Recommendations from Central Insecticides Board & Registration Committee: