Medicinal grade has to meet the higher USP and FCC standards. Lab grade glycerine would not be used in food or drugs.
They are the same.
Yes, food-grade citric acid is intended for consumption, while descaler-grade citric acid is formulated for removing mineral deposits in appliances.
We get nitrogen in a usable form from our food.
We get the nitrogen our bodies need by eating food.
Food grade nitrogen doesn't have any contaminants in it; regular nitrogen might.
Medicinal grade has to meet the higher USP and FCC standards. Lab grade glycerine would not be used in food or drugs.
They are the same.
is there a chemical difference between the solid and liquid states of nitrogen
Free nitrogen is in the air but fixed nitrogen is in the soil.
hashdys
Yes, food-grade citric acid is intended for consumption, while descaler-grade citric acid is formulated for removing mineral deposits in appliances.
Nitrogen enters the food web when plants absorb nitrogen compounds from the soil and convert them into proteins.
We get nitrogen in a usable form from our food.
Assuming the urea has the normal grade of 46% nitrogen, it has a total of 100 pounds, or units, of nitrogen.
any food containing proteins.
Food containing nitrogen.