Nutricorn Feed Additives L-tryptophan

We are offering l-tryptophan feed grade:
1.high quality
2.best price
3.feed grade
4.fast delivery
cas number: 73-22-3
l-tryptophan:
l-tryptophan is an amino acid, a protein building block that can be found in many plant and animal proteins. L-tryptophan is called an �essential� amino acid because the body can�t make it. It must be acquired from food.
l-tryptophan is used for insomnia, sleep apnea, depression, anxiety, facial pain, a severe form of premenstrual syndrome called premenstrual dysphoric disorder (pmdd), smoking cessation, grinding teeth during sleep (bruxism), attention deficit-hyperactivity disorder (adhd), tourette's syndrome, and to improve athletic performance.
2.specification:
item
specification
appearance:
white crystalline powder
assay:
�99.0%
heavy metals
�10ppm
arsenic
�1ppm
lead
�3ppm
mercury
�0.1ppm
cadmium
�1ppm
total plate count
�1000cfug
yeast & mold
�100cfug
e.coli
negative
salmonella
negative
conclusion:
the product conforms to the standard.
3.function:
nutritional supplement. Amino acids. Mainly used for amino acid infusion, due to special wettability, also used in cold cream, cosmetics. constitute the human body of several kinds of essential amino acid of protein a, for the construction of protein has a very important role.