1.09874

MSRV Selective Supplement

for Salmonella spp., pkg of 10 vials, for the preparation of MSRV medium

• Synonym(s): MSRV Selective, Salmonella Selective Supplement, Modified Semi-solid RAPPAPORT-VASSILIADIS Selective Supplement
• Empirical Formula (Hill Notation): C₃₁H₃₅N₂NaO₁₁
• CAS Number: 1476-53-5
• Molecular Weight: 634.61
• UNSPSC Code: 41106212
• EC Index Number: 216-023-6
• NACRES: NA.74

Properties

• description: MSRV medium acc. ISO 6579 (base) (1.09878)
• Quality Level: 200
• form: solid
• potency: 3500 mg/kg LD₅₀, oral (Rat)
• composition: Novobiocin, 10 mg per vial
• packaging: pkg of 10 vials
• technique(s): microbiological culture: suitable
• pH: 7.5 (25 °C, 100 g/L in H₂O)
• mp: 220 °C (decomposition)
• application(s): food and beverages; microbiology
• storage temp.: 2-8°C
• suitability: Salmonella spp.
• InChI: 1S/C31H35N2O11.Na/c1-14(2)7-8-16-13-17(9-11-19(16)34)27(37)33-21-22(35)18-10-12-20(15(3)24(18)42-28(21)38)41-29-23(36)25(43-30(32)39)26(40-6)31(4,5)44-29;/h7,9-13,23,25-26,29,34,36H,8H2,1-6H3,(H2,32,39)(H,33,37);/q-1;+1
• InChI key: AXOUUAINTJNFRS-UHFFFAOYSA-N

Description

General description

MSRV Selective Supplement contains novobiocin sodium salt in lyophilized form. Novobiocin suppresses the growth and motility of most of the competitor flora during culturing Salmonellae. It also prevents the swarming of Proteus spp.

Application

MSRV Selective Supplement is an additive for the preparation of MSRV medium for isolation of Salmonella spp.

Analysis Note

Growth in MSRV culture medium
Swarming
- Salmonella enteritidis ATCC 13076 (WDCM 00030):
≥ 20 mm
- Salmonella typhimurium ATCC 14028 (WDCM 00031): ≥ 20 mm
Growth
- Citrobacter freundii ATCC 8090:
none
- Pseudomonas aeruginosa ATCC 27853 (WDCM 00025): none
Incubation: 16 - 24 hrs.; 42 °C; aerobic

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302 - H317 - H319
• pcodes: P261 - P264 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Sens. 1
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable