Feed additives DL-Methionine 99% Feed grade
Product:
DL-Methionine 99%
Specification:
ITEMS
|
STANDARD
|
TEST RESULT
|
Appearance
|
White crystals or crystalline powder
|
Conforms
|
Assay
|
99.0% ~ 101.0%
|
99.90%
|
Specific optical rotation
|
+22.4°~ +24.8°
|
+23.7°
|
pH value
|
5.6~6.1
|
6.0
|
Loss on drying
|
≤ 0.3%
|
0.13%
|
Heavy metals(Pb)
|
≤15ppm
|
5 ppm
|
Residue on ignition
|
≤0.40%
|
0.03%
|
Chloride (as CL)
|
≤0.05%
|
0.01%
|
Sulfate (SO4),(as SO4)
|
≤0.03%
|
0.005%
|
Iron (as Fe)
|
≤30ppm
|
7ppm
|
Organic volatile impurities
|
Meet the requirement
|
Conforms
|
Identification
|
Infrared absorption
|
Conforms
|
Packaging & Shipping
Packing:25kg/woven bag with PE lining
Storage & Transportation: Stored in a dry and ventilating warehouse. Keeping away from moisture and hot; unloaded with care. Stored separately from poisonous substances.
