Tryptone (pancreatic), Granulated


Cat. No. 1.07213.1000/2500/9027
(1 kg, 2,5 kg, 25 kg)


This peptone is obtained by pancreatic degradation of casein and is used for the cultivation of fastidious microorganisms. It is highly suitable for preparing culture media used in the indole test due to its high tryptophane content.
A BSE-free certificate is available upon request.


Analysis
Total nitrogen (ex N; calc. on dried substance): 12-13%; amino nitrogen (as N): 3.0-5.0%; sulfated ash (800°C): £15%; loss on drying (105°C, 4 h): £6%; pH (2% solution): 6.5-7.5.


Typical Amino Acid Analysis (% W/W)
Alanine 3.10; Arginine 3.20; Aspartic acid 6.90; Glutamic acid 18.50; Glycine 3.20; Histidine 2.90; Isoleucine 4.90; Leucine 8.10; Lysine 7.60; Methionine 2.40; Phenylalanine 4.90; Proline 9.00; Serine 4.10; Threonine 3.30; Tryptophane 1.50; Tyrosine 1.50; Valine 8.10



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