Sigma-Aldrich Ogye Selective Supplement

Composition

Oxytetracycline, 0.05 g (in a buffered base )

Quality Level

200

Packaging

pkg of 10 vials

Technique(S)

microbiological culture: suitable

Application(S)

food and beverages
microbiology

Compatibility

for use with OGYE agar, Base

Storage Temp.

2-8°C

Suitability

molds
yeasts

Related Categories

Microbial Culture Media

Supplements for Cell Culture

General Description

OGYE Selective Supplement contains oxytetracycline in lyophilized form. It suppresses the growth of accompanying bacterial flora during culturing yeasts and molds.

Application

OGYE Selective Supplement is an additive used during the OGYE Agar Base during the preparation of OGYE Selective Agar for enumeration of yeasts and molds in food.

Compatibility

For use with OGYE agar, Base (1.05978)

Linkage

Replaces: 1.09877.0017

Analysis Note

Tested in OGYE-agar base art. no. 1.05978.
Recovery on test medium
- Candida albicans ATCC 10231 (WDCM 00054):
≥ 50 %
- Saccharomyces cerevisiae ATCC 9763 (WDCM 00058): ≥ 50 %
- Aspergillus brasiliensis (formerly A. niger) ATCC 16404 (WDCM 00053): ≥ 50 %
- Penicillium aurantiogriseum ATCC 16025: ≥ 50 %
Growth
- Bacillus subtilis ATCC 6633 (WDCM 00003):
none
- Escherichia coli ATCC 25922 (WDCM 00013): none
Incubation: 3 up to 5 days; 28 °C; aerobic.

Pictograms

GHS08

Signalword

Warning

Hcodes

H361fd

Pcodes

P201 - P202 - P280 - P308 + P313 - P405 - P501

Hazard Classifications

Repr. 2

Storage Class

11 - Combustible Solids

Wgk_Germany

WGK 2