Description
Peptone water, buffered, granulated is a dehydrated nutrient medium for microbiology, supplied as a free-flowing granulate for laboratory media preparation. It is referenced for use in line with EN ISO 6887, EN ISO 6579, ISO 11133, ISO 11290, ISO 19250 and ISO 21528, supporting standardised sample preparation and detection workflows. offers a convenient working quantity for routine culture-media benches, with a pack weight of 0,604 kg. From manufacturer Carl ROTH, this buffered peptone water is intended for microbiological applications where a buffered peptone diluent or pre-enrichment base is required. The granulated form simplifies weighing, transfer and dissolution during reconstitution. Laboratories performing food, environmental or clinical-related microbiology can incorporate the medium into ISO-aligned protocols for dilution, pre-enrichment and related steps. As a special dehydrated nutrient medium, it fits life-science microbiology suites that rely on consistent buffered peptone preparations. Clear labelling and the granulated presentation help maintain reproducible media batches across serial testing runs in quality-control and research settings.
This article is part of Dehydrated culture media (agar & broth bases), in Culture media & microbiology. See also Petri dishes.
Key features
- Pancreatic digest of casein: 10 g/l
- Sodium chloride (NaCl): 5 g/l
- Disodium phosphate: 3,5 g/l
- Potassium dihydrogen phosphate: 1,5 g/l
- pH value: 7,0 ±0,2
- Granulation: complies
- Pack sizes: 500 g, 1 kg
- Storage temperature: +15 to +25 °C
- Form: granulated, buffered
- Intended use: for microbiology
- Standards: EN ISO 6887, EN ISO 6579, ISO 11133, ISO 11290, ISO 19250, ISO 21528
- Technical Information Sheet:
- Safety Data Sheet:
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Questions about Peptone water, buffered, granulated, EN ISO 6887, EN ISO 6579, ISO 11133,, 500 g
What is this article?
Peptone water, buffered, granulated, EN ISO 6887, EN ISO 6579, ISO 11133,, 500 g is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Dehydrated culture media (agar & broth bases), inside Culture media & microbiology, in Life Science & Microbiology.
A dehydrated medium is a powder the laboratory dissolves, sterilises and pours. The formulation name, the supplements it still needs, and the grams per litre are the specification. Two powders with similar names, one selective and one not, grow different organisms.
A culture medium is the food and the solid or liquid home of a microorganism. Dehydrated media are powders the laboratory dissolves and sterilises. Ready-to-use plates and tubes are already that. A Petri dish is the plate. Selective media let one kind of organism grow and hold another back. The formulation and the supplements, not the colour of the agar, are the specification. Reference strains are at ATCC. Methods are on PubMed. Biosafety practice is the WHO laboratory biosafety topic.
Which category should I open next?
The category is Culture media & microbiology. The sub-category is Dehydrated culture media (agar & broth bases). The catalogue is Life Science & Microbiology.
Shelves beside this one are Petri dishes, Ready-to-use culture media (plates, tubes, bottles), Microbiology (other), Inoculation loops, spreaders & needles and Microbial identification, hygiene monitoring & rapid tests.
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

