Tryptophan Broth

Application: This culture medium is intended for growing intermediate cultures in the differentiation of coliform bacteria when carrying out the bacteriological analysis of water as recommended in the German Standard Methods and the German drinking water regulation (1990).

Industry: Food / Water

Catalogue Number: i23270

توضیحات

Preparation

  • Shake the container of Tryptophan Broth well.
  • Suspend 16 g of the powder in 1 L of purified water.
  • Autoclave at 121°C for 15 minutes.

STORAGE

The medium powder should be kept tightly closed and stored at temperatures below 30 degrees Celsius, and the medium should be stored at a temperature of 2-8 degrees Celsius. The best time to use is before the expiration date printed on the product label.

پرسش و پاسخ

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Components
gr / L Components
10
Tryptone
1
L-Tryptophan
5
Sodium chloride
0.2 ± 7.2
Final pH at 25°C
Quality Control

Quality Control

  • Dehydrated Appearance: Homogeneous, free flowing, and beige.
  • Prepared Appearance: Medium amber, clear.
  • Typical culture response after 21 hours of incubation at 44°C.
Indole production Recovery Organism (ATCC)
+
Good
Escherichia coli (25922)
+
Good
Escherichia coli (8739)
-
Good
Salmonella typhimurium (14028)
توضیحات

Preparation

  • Shake the container of Tryptophan Broth well.
  • Suspend 16 g of the powder in 1 L of purified water.
  • Autoclave at 121°C for 15 minutes.

STORAGE

The medium powder should be kept tightly closed and stored at temperatures below 30 degrees Celsius, and the medium should be stored at a temperature of 2-8 degrees Celsius. The best time to use is before the expiration date printed on the product label.

پرسش و پاسخ

شما نیز میتوانید سوالات خود را ثبت کنید!

اگر سوالی در مورد محصول دارید از این قسمت بپرسید!

Components
gr / L Components
10
Tryptone
1
L-Tryptophan
5
Sodium chloride
0.2 ± 7.2
Final pH at 25°C
Quality Control

Quality Control

  • Dehydrated Appearance: Homogeneous, free flowing, and beige.
  • Prepared Appearance: Medium amber, clear.
  • Typical culture response after 21 hours of incubation at 44°C.
Indole production Recovery Organism (ATCC)
+
Good
Escherichia coli (25922)
+
Good
Escherichia coli (8739)
-
Good
Salmonella typhimurium (14028)

CoA & MSDS files

Downloading CoA & MSDS files

 
 

:To download the CoA file

Enter the LOT number printed on the container

:To download the MSDS file

Enter the catalog number (REF) printed on the container without the hyphen

CoA & MSDS files

Downloading CoA & MSDS files

:To download the CoA file

Enter the LOT number printed on the container

:To download the MSDS file

Enter the catalog number (REF) printed on the container without the hyphen