Product Name: L-Lysine Hcl

Batch No:

Producing date:         

Sampling date:

Send out date： 

Reference standard:USP35   

Packing: 25kgs/bag

Expiry date:

Item

Specifications

Results

Methods

Appearance

White crystalline powder

White crystalline powder

ocular

estimate

Identification

Infrared Absorption

Conforms

USP <197k>

Assay ,%

98.5 ~ 101.5

99.4

USP <541>

Specific rotation

+20.4° to +21.4°

+20.9°

USP 781S

Loss on drying

≤0.4%

0.23

USP 731

Chloride（ as CI） ,%

19.0–19.6

19.20

USP <541>

Residue on ignition  ,%

≤0.10

0.06

USP <281>

Sulfate(SO4)   ,%

≤0.03

<0.020

USP <221>

Iron(as Fe),%

≤0.003

<0.003

USP <241>

Heavy metals (as Pb),%

≤0.0015

<0.0015

USP <231>

Chromatographic purity

individual impurity ≤0.5% total impurities ≤ 2.0%

individual impurity＜0.5% total impurities＜2.0%

USP 621

Lead

≤ 1ppm

conforms

USP <231>

Arsenic

≤ 1.5ppm

conforms

USP <211>

Cadmium

≤ 1ppm

conforms

USP <231>

Mercury

≤0.1ppm

Conforms

USP <261>

Total plant count

≤ 1000cfu/g

<1000cfu/g

USP <61>

Yeast&mold

≤ 100cfu/g

<100cfu/g

USP <61>

E.Coli

Negative

Negative

USP <62>

Salmonella

Negative

Negative

USP <62>

Staphylococcus aureus

Negative

Negative

USP <62>

Conclusion: This product conforms to requirement of USP35 standard.

Product Name

FEED GRADE L-LYSINE    HCL 98.5%

Batch No:

Manufacture date

2017.03.21

Shelf lift

2 years

Ttems

Specs

Results

Appearance

White or light brown powder

Conform

Assay ( dry basis) %

≥98.5

98.62

Ammonium salt    (NH4) %

≤0.04

<0.04

Specific optical rotation [ɑ]20 D

+18.0°~+21.5°

+20.85°

Loss on drying %

≤1.0

0.37

Residue on ignition %

≤0.3

0.03

PH (1→ 10 25℃)

5.0-6.0

5.47

Sulfate

Pass Test

Pass Test

Heavy metals (Pb) mg/kg

≤0.003

<0.003

Arsenic mg/kg

≤0.0002

<0.0002

Conclusion: We hereby certify that our L-lysine Monohydrochloride 98.5 Feed Grade complies to the specifications of inner control standard.