Test Item

Specification

Results

Glutamine %

≥99.0

99.10

Particle Size

***

60MESH

Transmittance %

≥98

98.1

[α]D 20 Specific Rotation

+24.90∽+25.30

+24.9

Loss on Drying %

≤0.5

0.33

PH Value

6.7-7.2

6.8

Iron mg/kg

≤5ppm

<5

Sulfate %

≤0.026

<0.026

Arsenic

≤1ppm

<1

Lead

≤1ppm

<1

Zn

≤5 ppm

<5