CAS Number：

60-18-4

55520-40-6

Raw material delivery code：

004268-00817-5279

Chemical formula：

C₉H₁₁NO₃

Molecular weight：

181.19

HS code：

2922509099

EINECS No：

200-460-4

English alias:

Tyr；H-Tyr-OH；Tyrosine；L-Tyrosine

p-Tyrosine；tyrosine usp；L-p-Tyrosine

(S)-Tyrosine；L-(-)-Tyrosine；Tyrosine,L- (8CI)

L-Tyrosine, Free Base；L-Phenylalanine, 4-hydroxy-

3-(4-Hydroxyphenyl)-L-alanine；

L-tyrosine plant cell culture tested；

(-)-a-Amino-p-hydroxyhydrocinnamicacid；

L-tyrosine free base cell culture*tested；

(S)-a-Amino-4-hydroxybenzenepropanoicacid；

(S)-2-Amino-3-(4-hydroxyphenyl)propanoic acid；

(2S)-2-Amino-3-(4-hydroxyphenyl)propanoic acid；Benzenepropanoic acid, a-amino-4-hydroxy-, (S)-

Propanoic acid,2-amino-3-(4-hydroxyphenyl)-, (S)-

China has used cosmetics raw materials directory

The highest historical usage amount (%)

/

The highest historical use of resident products (%)

5%

(CIR) Cosmetic Ingredient Review (CIR)

Total use (%)

The results of the CIR security assessment show that it is safe when the concentration of using the cosmetics does not exceed1%.

Senate (%)

The results of the CIR security assessment show that it is safe when the concentration of this ingredient in the resident products does not exceed1%.

Gel (%)

The results of the CIR security assessment show that it is safe when the concentration of this ingredient in a cleaning product does not exceed 0.001%.

Quality Inspection

Project

Standard

Appearance

White crystalline powder or colorless crystalss

Identification

The infrared absorption spectrum should be consistent with the control spectrum

Particle size

90% over 80 mesh

Assay(drying basis)

98.5%~101.5%

Specification Rotation

-9.8°～-11.2°

Loss on drying

≤0.3%

Residue on Ignition

≤0.4%

Organic volatile impurities                    

Meet the requirements              

Chromatographic purity

As per usp39

Heavy metal(Lead)

≤15ppm

Ironic(Fe)

≤30ppm         

Chloride

≤0.040%

Sulfate

≤0.040%

Microbial Test

Total Aerobic

≤1000cfu/g

Yeast ＆ Mold

≤100cfu/g

E.coli

Negative/g

Salmonella

Negative/g

S.aureus

Negative/g

Package: In 25 kg net per fiber drum, inner polythene bags. We can provide the packing as you requested.