Special Peptone, Certified

Description

Special Peptone, Certified is a culture media product of animal origin, designed to be used as stimulant factor of growthof most demanding organisms.
Other product
Appearance

Yellow to brownish yellow Homogenous Free flowing powder ,having Characteristic but not putrescent odour.
Solubility

Freely soluble in distilled/purified water, insoluble in alcohol.
Clarity

1% w/v aqueous solution is clear without any haziness after autoclaving at 15 lbs pressure (121ºC) for 15 minutes.
Reaction

Reaction of 2% w/v aqueous solution at 25ºC.
PH

6.10- 7.10
Total aerobic microbial count cfu gm

By plate method when incubated at 30-35°C for not less than 3 days. Bacterial Count :
Test for Pathogens

1. E.coli-Negative in 10 gms of sample2. Salmonella species-Negative in 10 gms of sample3. Pseudomonas aeruginosaNegative in 10 gms of sample4. Staphylococcus aureus- Negative in 10 gms of sample5. C.albicans- Negative in 10 gms of sample6. Clostridia- Negative in 10 gms of sample
Indole Test

Tryptophan content: Passes
Cultural response

Cultural response observed after an incubation at 35-37ºC for 40-48 hours by preparing Columbia Agar Base (M144) using Peptone Special as an ingredient.
Chemical Analysis

TotalNitrogen >= 11.50% AminoNitrogen >= 3.0% Sodium chloride
Storage

Store below 30°C.