What is Steritest?
Our Steritest™ NEO devices simplify every aspect of testing, from handling to traceability, all within a closed concept system. When used with the Steritest™ Symbio pump, the Steritest™ sterility test system delivers unmatched sterility testing consistency. Since 1974, we are the market leader in sterility testing.
What is direct inoculation method?
What is Direct Inoculation? Direct Inoculation is the study of how a material effects the D-value during the sterilisation process. This is normally conducted on stoppers or other materials that may increase the heat resistivity of an organism/biological indicator.
What is test for sterility?
What is sterility testing? Sterility testing is designed to demonstrate the presence or absence of extraneous viable contaminating microorganisms in biological parenterals designed for human use. The sterility assay is 14 days allowing for an appropriate incubation period to detect slower-growing microorganisms.
What is membrane filtration sterility testing?
Membrane filtration sterility testing is the regulatory method of choice for filterable pharmaceutical products, as cited in the USP <71>, EU Pharmacopoeia < 2.6. Samples are passed through a 0.45 µm membrane filter in a filtration canister and culture medium is added for incubation.
What do you need to know about the steritest system?
The Steritest™ Symbio accessories are designed to facilitate your daily sterility testing work routine. To address your special requirements, accessories are available for a variety of different drug packaging configurations. Our sterility media and rinse fluids are formulated and tested to meet international standards.
What kind of material are steritest ez devices made of?
Canisters material: polyamide polymer. Blue canister base. Mixed esters of cellulose membrane. This membrane provides an optimal filtration flow rate for standard products. Canisters material: SAN (Styrene-Acrylo Nitrile) Red canister base with specific drain design.
Which is an example of a SI unit of density?
Unit of Density Though SI unit of density is kg/m³, for convenience we use g/cm³ for solids, g/ml for liquids, and g/L for gases. Density can be explained as the relationship between the mass of the substance and the volume it takes up. In a qualitative term, it shows how much heavy an object is at
How to calculate density, specific weight and specific gravity?
An introduction to density, specific gravity and specific weight – formulas with examples. Sponsored Links. Density is defined as mass per unit volume. Mass is a property and the SI unit for density is [kg/m 3]. Density can be expressed as. ρ = m / V = 1 / ν [1] where. ρ = density [kg/m 3], [slugs/ft 3]