12×10ml Swing Buckets Rotor

Introduction

Usages:
For the differentiation of Gram-negative bacteria on the basis of citrate utilization.

Principle:
Magnesium ions in various metabolic cofactors; ammonium dihydrogen phosphate to provide nitrogen; dipotassium hydrogen phosphate is the buffer; sodium citrate as a carbon source; agar as medium coagulant.

Formulation(per liter):
Sodium chloride 5g
Magnesium sulfate 0.2g
Ammonium dihydrogen phosphate 0.2g
Sodium ammonium phosphate 0.8g
Sodium citrate 2g
Agar 15g
Bromothymol blue 0.08g
Final pH 7.0 ± 0.2


How to use:
1.Suspend 23.3g in 1 L of distilled water , stirring heated to boiling until completely dissolved, dispensing flask, 121 autoclave for 15min.
2.Diluted and treated samples.

Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.

500g

Introduction

029150 Phenylanine Deaminase Reagent

Usage:For Phenylalanine Decarboxylase Test.

Specification: 10ml.

10ml

Introduction

Usages:

For antimicrobial susceptibility testing.

Principle:

Beef extract powder and acid hydrolyzed casein protein provides nitrogen, vitamins and amino acids; soluble starch absorption of toxic metabolites; agar as medium coagulant.

Formulation(per liter):

Agar 17g

Beef extract 2g

Soluble starch 1.5g

Acid hydrolysis of casein 17.5g

Final pH7.3 ± 0.2

How to use:

1.Suspend 38g in 1 L of distilled water , stirring heated to boiling until completely dissolved, dispensing flask, 121 autoclave for 15min.

2.Diluted and treated samples.

Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.

500g