Volume range: 1- 10 L o Configuration: 8- channel o High accuracy and precision across the entire volume range o Ergonomic design to minimise user fatigue during repetitive pipetting o Compatible with standard universal low- retention pipette tips o Suitable for routine molecular biology, microbiology, and diagnostic laboratory applications
The vendor shall supply and deliver one factory- sealed pack of 10K MWCO medium- large volume rigid dialysis cassettes ( specifically accommodating a 5 mL to 15 mL sample capacity range per unit) featuring integrated self- floating housing elements. The cassettes must be constructed from highly purified regenerated cellulose membranes to ensure maximum target protein retention (& 45 kDa) while permitting rapid, bidirectional diffusion of low molecular weight compounds
The supplier is expected to provide high- purity poly( acrylic acid sodium salt) suitable for scientific and industrial applications Deliveries must comply with OBP procurement standards including batch documentation certificates of analysis and compliance with relevant chemical safety regulations
Poly( acrylic acid sodium salt) 2 containers of polyacrylic acid sodium salt, average molecular weight 5, 100 by GPC, powder.
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Supplier to provide high-purity poly(acrylic acid sodium salt) for scientific and industrial applications. Deliveries must comply with OBP procurement standards, including batch documentation and certificates of analysis. Quotations are due by June 19, 2026, 16:00. Bids will be evaluated on a points system based on weighted average score for price (80%) and preference (20%). Specific goals for preference points include historically disadvantaged individuals, women, and people with disabilities. All suppliers must complete and submit SBD4, be registered on CSD, and be tax compliant. Submissions must be on company letterhead in PDF format and uploaded online via the e-procurement portal. Payment terms are 30 days after statement. OBP reserves the right to cancel or re-advertise RFQs.
Submission should be no later than Jun 19 2026 16:00:00.
Payment terms: 30 days after statement.
All bids will be evaluated on a points system based on weighted average score for price and preference as per preferential procurement framework act of **** act 5 of ****. preference point allocation **** price preference weighting percentage preference: 20 price: 80 total must equal: 100.
nb: please note that if any of the above requirements is not submitted with the quote it will be an immediate disqualification. bidders must be registered on csd central supplier data base national treasury and be tax complaint.
i am aware that, in addition and without prejudice to any other remedy provided to combat any restrictive practices related to bids and contracts, bids that are suspicious will be reported to the competition commission for investigation and possible imposition of administrative penalties in terms of section 59 of the competition act no 89 of **** and or may be reported to the national prosecuting authority npa for criminal investigation and or may be restricted from conducting business with the public sector for a period not exceeding ten 10 years in terms of the prevention and combating of corrupt activities act no 12 of **** or any other applicable legislation.
nb: please note that if any of the above requirements is not submitted with the quote it will be an immediate disqualification.
Oil Type -- High- performance mineral vacuum pump oil Appearance = Clear mineral oil Specific Gravity =@15 C 0. 86 Viscosity= @40 C 103 cSt Viscosity =@20 C 352 cSt Vapour Pressure =@20 C 2. 1 × 107 mbar Vapour Pressure= @100 C 3. 0 × 10 mbar Molecular Weight = 500 Pour Point =- 12 C Flash Point = 260 C Auto- Ignition == Temperature 365 C Thermal Stability = Good Oxidation Resistance = Good Chemical Resistance = Sufficient
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