Appearance (clearness)

clear to slightly opalescent

Appearance (colour)

yellowish

pH-value (25 °C)

5.4 - 5.8

Growth promotion test in accordance with the current version of DIN EN ISO 11133.

Inoculum on reference medium (Saccharomyces cerevisiae ATCC 9763 (WDCM 00058))

Colony count (Saccharomyces cerevisiae ATCC 9763 (WDCM 00058))

Recovery on test medium (Saccharomyces cerevisiae ATCC 9763 (WDCM 00058))

≥ 50 %

Inoculum on reference medium (Wallemia sebi ATCC 42694 (WDCM00182))

Colony count (Wallemia sebi ATCC 42694 (WDCM00182))

Recovery on test medium (Wallemia sebi ATCC 42694 (WDCM00182))

≥ 50 %

Inoculum on reference medium (Aspergillus caesiellus ATCC 42693 (WDCM00183))

Colony count (Aspergillus caesiellus ATCC 42693 (WDCM00183))

Recovery on test medium (Aspergillus caesiellus ATCC 42693 (WDCM00183))

≥ 50 %

Inoculum on reference medium (Eurotium rubrum ATCC 42690 (WDCM00183))

Colony count (Eurotium rubrum ATCC 42690 (WDCM00183))

Recovery on test medium (Eurotium rubrum ATCC 42690 (WDCM00183))

≥ 50 %

Growth (Escherichia coli ATCC 8739 (WDCM 00012))

no growth

Growth (Escherichia coli ATCC 25922 (WDCM 00013))

no growth

Growth (Bacillus subtilis ATCC 6633 (WDCM 00003))

no growth

Growth (Mucor racemosus ATCC 42647)

good to very good

Growth (Penicillium cyclopium CMI 19759)

good to very good

Growth (Rhizopus stolonifer ATCC 15441)

good to very good

Incubation: 5 days at 25 ± 1 °C
A recovery rate of 50 % is equivalent to a productivity value of 0.5.
The indicated colony counts result from the sum of a triple determination.
Reference media: SABOURAUD dextrose agar

Storage class

10 - 13 Other liquids and solids

WGK

WGK 1 slightly hazardous to water

Disposal

3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage

Store at +15°C to +25°C.