Packs sizes (3)
code | packaging size | price per unit | box price per unit | |
---|---|---|---|---|
Code & packaging | Price per piece | |||
|
code
A1645,0100
|
packaging size
100 g
|
price per unit
single
117,30€
|
box price per unit
|
|
code
A1645,0500
|
packaging size
500 g
|
price per unit
single
402,10€
|
box price per unit
|
|
code
A1645,1000
|
packaging size
1 kg
|
price per unit
single
675,80€
|
box price per unit
|
Technical data
- Solubility:
- 10 g/L (H2O)
- Physical Description:
- Solid
- Product Code:
- A1645
- Product Name:
- L-Tryptophan (Ph. Eur., USP) pure, pharma grade
- Headline Comment:
- • All amino acids from AppliChem are of non-animal origin!
- Specifications:
- Assay (titr., calc. on dried subst.): 98.5 - 101.0 %
α20°C/D; 1 %, H2O, calc. on dried subst.: -33.0° - -30.0°
Appearance of solution: passes test
Identity: passes test
pH (1 %; H2O; 20°C): 5.5 - 7.0
Heavy metals (as Pb): max. 0.0015 %
Sulfated ash: max. 0.1 %
Loss on drying (3 h; 105°C): max. 0.3 %
α25°C/D; 1 %, H2O: -32.8° - -29.4°
Ammonium: max. 0.02 %
Chloride: max. 0.02 %
Sulfate: max. 0.03 %
Fe: max. 0.002 %
Ninhydrin positive substances (HPLC)
each individual impurity: max. 0.2 %
Total impurities: max. 0.5 %
Impurity A and other related subst. (HPLC)
Total impurity befor Tryptophan: max. 0.01 %
Total impurity afterTryptophan: max. 0.03 %
Impurity A: max. 0.001 %
- WGK:
- 1
- Storage:
- RT
- EINECS:
- 200-795-6
- CS:
- 29339980