Appearance (Colour) | Purple |
Appearance (Form) | Free flowing, homogeneous powder |
Solubility | 41.50 gm/liter |
Solubility before autoclaving (Clarity) | Clear to slightly opalescent with fine precipitate |
Gel strength (1.5% gel) | Firm, comparable with 1.5% gel |
pH (25°C) | 7.4 ± 0.2 |
Prepared Medium Appearance after autoclaving (Clarity) | Clear to slightly opalescent with fine precipitate |
Prepared Medium Appearance after autoclaving (Colour) | Organish Pink |
Cultural Response | Inoculate and incubate at 37°C for 18-24 hours |
Organism | Escherichia coli ATCC 25922 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Pink to red with metallic sheen |
Organism | Enterobacter aerogenes ATCC 13048 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Pink, mucoid |
Organism | Salmonella typhimurium ATCC 14028 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Colourless to very light pink |
Organism | Klebsiella pneumoniae ATCC 13883 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Pink, mucoid |
Organism | Proteus vulgaris ATCC 13315 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Colourless to pale pink |
Organism | Staphylococcus aureus ATCC 25923 |
Inoculum (cfu) 10-100 | Growth : Inhibited |
Organism | Salmonella typhi ATCC 6539 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Colourless to very light pink |
Organism | Shigella sonnei ATCC 25931 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Colourless to pale pink |
Organism | Pseudomonas aeruginosa ATCC 27853 |
Inoculum (cfu) 10-100 | Growth : Good, Colony colour : Colourless, irregular |
Organism | Enterococcus faecalis ATCC 29212 |
Inoculum (cfu) 10-100 | Growth : None - poor, Colony colour : Pink, small |