MERCK 100427.0500 Listeria Selective Agar Base Acc. Ottavyany And Agosty (Iso 11290) For Microbiology Chromocult®

Key Spec Table

ph Value	Solubility
7.0 - 7.4 (70 g/l, H₂O, 25 °C)	70 g/l

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Description
Catalogue Number	100427

Product Information
HS Code	3821 00 00
Quality Level	MQ200

Physicochemical Information
pH value	7.0 - 7.4 (70 g/l, H₂O, 25 °C)
Solubility	70 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H315: Causes skin irritation.H317: May cause an allergic skin reaction.H319: Causes serious eye irritation.
Precautionary Statement(s)	P261: Avoid breathing dust.P264: Wash skin thoroughly after handling.P272: Contaminated work clothing should not be allowed out of the workplace.P280: Wear protective gloves/ eye protection/ face protection.P302 + P352: IF ON SKIN: Wash with plenty of water.P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Warning
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly hazardous to water

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Specifications
Appearance (color)	yellowish
Appearance (clearness)	slightly opalescent to opalescent
pH-value (25 °C)	7.0 - 7.4
Growth promotion test in accordance with the current version of DIN EN ISO 11133.
Inoculum on reference medium (Listeria monocytogenes ATCC 13932 (WDCM 00021))
Colony count (Listeria monocytogenes ATCC 13932 (WDCM 00021))
Recovery on test medium (Listeria monocytogenes ATCC 13932 (WDCM 00021))	≥ 50 %
Colonies (Listeria monocytogenes ATCC 13932 (WDCM 00021))	blue green colonies with opaque halo
Inoculum on reference medium (Listeria monocytogenes ATCC 35152 (WDCM 00109))
Colony count (Listeria monocytogenes ATCC 35152 (WDCM 00109))
Recovery on test medium (Listeria monocytogenes ATCC 35152 (WDCM 00109))	≥ 50 %
Colonies(Listeria monocytogenes ATCC 35152 (WDCM 00109))	blue green colonies with opaque halo
Growth (Listeria innocua ATCC 33090 (WDCM 00017))	no limit
Colonies (Listeria innocua ATCC 33090 (WDCM 00017))	blue green colonies without opaque halo
Growth (Escherichia coli ATCC 8739 (WDCM 00012))	total inhibition
Growth (Escherichia coli ATCC 25922 (WDCM 00013))	total inhibition
Growth (Enterococcus faecalis ATCC 19433 (WDCM 00009))	total inhibition
Growth (Enterococcus faecalis ATCC 29212 (WDCM 00087))	total inhibition
Incubation: 44 ± 4 hours at 37 ± 1 °CReference media: Tryptic Soy AgarA 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.