Particle Size Analyser & Auto-Titrator Machine
Published
Value
Description
Natural Resources Wales Analytical Services (NRWAS) are looking purchase one Particle Size Analyser & one Auto-Titrator Machine as part of their asset replacement programme for 2024/2025. The equipment will be used for analysing a range of environmental matrices including waters (freshwater, groundwater, treated effluents) soils, sediments, passive sampler extracts and associated materials after appropriate extraction and pre-treatment. NRW are looking to purchase these machines with a 1 year warranty, and a 4 year service and maintenance contract to follow. If possible, we will be looking to secure a further 5 year service and maintenance contract with the successful supplier subject to supplier availability. Lot 1: Particle Size Analyser NRWAS are looking to purchase a Particle size analyser. The equipment will be used for analysing a range of environmental matrices such as sediments, soils, sand and associated materials. The samples will be analysed for a wide range of band sizes to comply with our environmental directives. We require the successful supplier to deliver and install the machine by 28/02/2025. We are looking to purchase this with a 1 year warranty, and a 4 year service and maintenance contract to follow. If possible, we will be looking to secure a further 5 year service and maintenance contract with the successful supplier subject to supplier availability. The Analyser must be able to measure the band sizes for the range1000um to <0.977 measured at 0.5 Phi intervals. The Analyser must be able to analyse for the following determinants:- - Kurtosis - Particle Diameter mean D(4,3) mm - Particle Diameter median D(v,0.5) mm - Graphic Skewness - Sorting Coefficient - Inclusive Mean - Inclusive Kurtosis The required limit of detection for the analyser is:- - Minimum fraction - 0.02 µm - Minimum % volume- 0.0% - Minimum % phi – 0.0% Lot 2: Auto-Titrator Machine NRWAS are looking for an auto-titrator instrument that can auto-titrate and analyse for Alkalinity and Fluoride. The equipment must have a robotic sampling system and have to ability to auto-titrate, analyse for Alkalinity and Fluoride, and produce analytical data reports. We require the successful supplier to deliver and install the machine by 28/02/2025. We are looking to purchase this with a 1 year warranty, and a 4 year service and maintenance contract to follow. If possible, we will be looking to secure a further 5 year service and maintenance contract with the successful supplier subject to supplier availability. The equipment will be used for analysing a range of aqueous matrices such as fresh water, treated effluent, Trade to control and acid rain water. The samples will be analysed independently for Alkalinity and Fluoride to comply with the Water Framework directives, environmental directives and pollution response. The required specification for the analysis are:- Alkalinity Instrument should have the capability to analyse for the following matrices:- - Surface River Water. - Ground Water - Treated Sewage Effluent - Trade to Control Waters - Acid rain. Required limit of detection for the instrument:- <5mg/l CaCO3 or better (Alkalinity) <-5mg/l CaCO3 or better (Grans Plot Alkalinity). Required range of analysis of the instrument :- 5mg/l – 250 mg/l (Alkalinity) -5mg/l – 250 mg/l (Grans Plot Alkalinity) N.B The instrument will need the ability to extend the ranges quoted above. Fluoride Instrument should have the capability to analyse for the following matrices:- - Surface River Water - Ground Water - Treated Sewage Effluent - Trade to Control Waters. Required limit of detection for the instrument:- <0.05 mg/l or better. Required range of analysis of the instrument :- 0.05mg/l – 1mg/l N.B The instrument will need the ability to extend the ranges quoted above.
Timeline
Publish date
3 months ago
Buyer information
Natural Resources Wales
- Email:
- alexander.jennings@cyfoethnaturiolcymru.gov.uk
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