hydrolyzed keratin powder

  • Purchase Qty: 100
  • Unit: Kg(s)
  • Fob Unit Price: US $30
  • Production Capacity:500tons
  • Payment Terms:L/C , T/T , D/P
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Greentech Biochemicals Co., Ltd.

Business Type:Trader

Country/Region:China

Ddu Verified

HOT Rank

6/10

Product Information

Description

DESCRIPTION:                                               

Keratins make up the largest subgroup of intermediate filament (IF) proteins and form a dynamic network of 10–12 nm filaments, built from type I/type II heterodimers, in the cytoplasm of epithelial cells.


FUNCTION                                                 

1.     A major function of keratin IFs is to protect epithelial cells from mechanical and non-mechanical stresses that cause cell rupture and death. Interference with this role is the root cause of a large number of inherited epithelial fragility conditions.

2. Additional functions, non-mechanical in nature, are manifested in a way that depends on the specific keratin and on the epithelial context. The recent discovery of unusual mutations affecting keratin proteins has uncovered a novel dimension of their mechanical support function, and has synergized with mouse genetics to reveal a role in skin pigmentation. Other studies extended the role of keratin proteins in regulating the response to pro-apoptotic signals, and revealed their ability to modulate protein synthesis and cell size in epithelial cells challenged to grow.

 

SPECIFICATION                                             

Iterms

Standard

                      Test   method

Organizational form

Uniform powder, soft, no caking

GB/T 5492

Color

Canary yellow or light yellow powder

GB/T 5492

Taste and smell

With this product unique taste and smell, no smell

GB/T 5492

Impurity

No visible exogenous impurity

GB/T 5492

Density

≥0.20g/ml

GB/T 12096

Protein

≥90.0%

GB 5009.5

Cystine

≥10.0%

HPLC

Moisture

≤8.0%

GB 5009.3

Ash

≤8.0%

GB 5009.4

pH

5.5-7.5

pH

Heavy  Metals

 

 

Pb

 

≤0.50ppm

GB/T 5009.12

As,

≤0.50ppm

GB/T 5009.11

Hg

≤0.50ppm

GB/T 5009.17

Cr

≤2.00ppm

GB 5009.123

Cd

≤0.10ppm

GB 5009.15

Total  Bacterias

≤1000cfu/g

GB 4789.2

Coliforms

3cfu/g

GB 4789.3

Mold &Yeast

≤50cfu/g

GB 4789.15

Harmful BacteriaSalmonella, Shigella, Vibrio parahaemolyticus, Staphylococcus   aureus

Negative

GB 29921

 

 

PACKAGING AND SHIPPING                                  

25KG/ Fibre Drum

Drum Size: 40cm*40cm*50cm

 


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