How to identify these pesticide symbols

Pc (percent concentration): indicates the percentage of active ingredients in the drug.
Ppm (parts per million): such as 1ppm (also written as ppm), is one in a million.
EC (effective concentration): A concentration that can prevent the control object, such as pests, germs or weeds, from being harmless to crops.
LC (lethal concentration): The concentration that causes death in a test animal, expressed in ppm.
MEC (Maximum Effective Concentration): The maximum concentration of a drug that has a certain control effect on pests and is safe for crops.
G(g) (granules): adheres or contains a certain amount of medicament, which has the characteristics of long-term efficacy, convenient use, less dust flying, and safety to beneficial insects.
DP (powder): A fine powdered pesticide with a certain specification and content, which can only be used for dusting or seed dressing, making bait, etc.
Kg (ha) (application rate): How many kilograms of pesticide can be applied per hectare of farmland.

Brass Precsion Turned Parts

Brass is a special copper alloy. Brass is an object made of an alloy of copper and zinc. It gets its name from its yellow color. Brass with 56% to 68% copper has a melting point of 934 to 967 degrees. Brass has good mechanical properties and wear resistance. Because of its unique advantages, it has become an important part of the parts manufacturing industry. It is generally used for precision copper parts such as automobile parts, medical parts and electrical parts.

Brass Precsion Turned Parts,Brass Precision Parts,Brass Turned Components,Brass Precision Turned Parts

Stand Dragon Industrial Co., Ltd. , https://www.standdragontw.com