Sterile Sterile dip slides with solid culture medium for easy microbiological analysis of solutions and surfaces. Now with new stability analysis for shipping and storage at room temperature! 2 in 1: Immersion culture media and impression agarEasy to useReliable assay and easy interpretationSuitable for determining the microbiological contamination and for hygiene controls in a variety of domainsIncluding detailed instructions-for-use ROTI ® DipSlides are made of a flexible plastic tongue which is coated with solid culture medium on both sides. Following dipping into the solution to be tested or inoculation by pressing to a surface, the slide is placed back into the sterile tube and incubated. Total area for analysis is 11,44 cm 2 per side. Tube Ø: 2,9 cm. Large quantity orders are freshly produced. Hence, longer delivery times may occur. ROTI ® DipSlide Nutrient-TTC ISO 11133, ready-to-use, sterile, for microbiology Side A (Nutrient): Nutrient agar for total germ count. Side B (Nutrient-TTC): Nutrient agar with TTC for reliable detection of all living micro-organisms by formazan caused staining (red) of all colonies. E. coli (wild type) on agar supplemented with TTC (example).