Niacin assay medium
SIAL/N7404 - suitable for microbiology, NutriSelect® Plus
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: N7404-100G
| application(s) | food and beverages pharmaceutical |
| microbiology | |
| final pH | 6.8±0.2 (25 °C) |
| form | powder |
| manufacturer/tradename | NutriSelect® Plus |
| Quality Level | 200  |
| shelf life | limited shelf life, expiry date on the label |
| storage temp. | 2-8°C |
| suitability | nonselective for Lactobacillus spp. |
| technique(s) | microbiological culture: suitable |
| Application: | Recommended for the microbiological assay of Niacin or Niacinamide. |
| Components: | Ingredients (g/L) Casein acid hydrolysate vitamin free, 12.00 Dextrose, 40.00 Sodium acetate, 20.00 Adenine sulphate, 0.02 Guanine hydrochloride, 0.02 Uracil, 0.02 Thiamine hydrochloride, 0.0002 Calcium pantothenate, 0.0002 Pyridoxine hydrochloride, 0.0004 Riboflavin, 0.0004 p-Aminobenzoic acid, 0.0002 Biotin, 0.00008 Dipotassium phosphate, 1.00 Monopotassium phosphate, 1.00 Magnesium sulfate, 0.40 Sodium chloride, 0.02 Ferrous sulfate, 0.02 Manganese sulfate, 0.02 |
| Footnote: | We offer two media types: the superior granulated GranuCult® and the cost-efficient powdered NutriSelect® culture media, depending on your needs. The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance. |
| Legal Information: | GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Legal Information: | NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Preparation Note: | Suspend 7.51 g of Niacin Assay Medium in 100 ml of distilled water. Boil to dissolve the medium completely. Mix well to distribute the slight precipitate evenly. For the assay, dispense 5 ml of medium per assay tube (containing increasing amounts of standard or unknown) and make up the total volume to 10 ml per tube with distilled water. Sterilize by autoclaving at 15 lbs. pressure (121°C) for 10 minutes. Cool immediately. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | 2-8°C |
| UNSPSC | 41171608 |