N-Acetyl-DL-leucine CAS 99-15-0 Acetylleucine

Product Name: N-Acetyl-DL-Leucine

Quantity: 1000kg

Batch No: 20250707

Producing date:July 7th,2025

Date of Analysis:July 8th,2025

Expiry date:July 6th,2027

Reference standard: AJI92

Package: 25kg/drum

CAS No.: 99-15-0

Items

Specifications

Results

Appearance

White crystals or crystalline powder

Qualified

Infrared Spectrum

Infrared absorption spectrum

Qualified

Specific rotation [a]D25

-0.50^o  ~+0.50^o

+0.10^°

State of Solution

≥98.0%

99.4%

Loss on drying

≤0.50%

0.31%

Residue on ignition

≤0.30%

0.24%

Fe

≤10ppm

3ppm

Moisture

≤0.50%

0.30%

Chloride (Cl)

≤0.04%

0.03%

Heavy metals（Pb）

≤20ppm

<20ppm

Arsenic(As2O3）

≤2ppm

<2ppm

Assay

97.5%～102.50%

99. 1%

Conclusion: Qualified.