Type	Fundamental Analysis	Low TOC	Life Science	Ultimate Analysis
Model	ZWL-10/20/40/60/80/100/200	ZWM-10/20/40 ZWH-10/20/40	ZWM-10/20/40 ZWH-10/20/40	ZWH-10/20/40 ZWY-10/20/40
Water intake requirements	City tap water: TDS＜200PPM, temperature: 5-45℃, water pressure: 0.2-0.4Mpa ( When the incoming water TDS>200ppm, it is recommended that the optional external softeners)
RO Pure Water	Grade 1 RO pure water (TDS) conductivity ≈ source water conductivity * 3%, Grade 2 RO pure water (TDS): 1-5us/cm (conductivity ≤ source water conductivity * 2%), Comply with Chinese laboratory water specification GB/T6682-2008 Grade 3 water standard.
UP Ultrapure Water	Resistivity16~18.2MΩ .CM@25 ℃	Resistivity≥18.25MΩ .CM@25 ℃
Heavy metal ions	＜0.1ppb	＜0.1ppb	＜0.1ppb	＜0.1ppb
Grain	(0.2um)＜1/ml	(0.2um)＜1/ml	(0.2um)＜1/ml	(0.2um)＜1/ml
Bacteria		＜1cfu/ml	＜0.1cfu/ml	＜0.1cfu/ml
Heat source		＜0.25EU/ml	＜0.001EU/ml	＜0.001EU/ml
TOC(PPb)	＜5	＜3	1-3	1-3
DNA		＜4pg/ul	＜4pg/ul	＜4pg/ul
RNA		＜0.01ng/ml	＜0.01ng/ml	＜0.01ng/ml
Applications:	Routine physical and chemical analysis laboratories at all levels, such as CDC, Quality control, Drug testing, Environmental monitoring stations, Enterprise laboratories.	Bioengineering, Animal and plant cell culture, Media preparation, High performance liquid chromatography, Atomic absorption/Emission spectroscopy, Mass spectrometry, TOC detection, Environmental Monitoring, Electrochemistry, Interface research, Biochip R&D, Standard laboratories at all levels and water for various high-end precision instruments.	Molecular biology, life science, gene research, tissue culture, in vitro fertilization, Bioengineering, Animal and plant cell culture, Media preparation, DNA sequencing, Amino acid analysis, protein purification, various types of chromatographic analysis, high-resolution mass spectrometry analysis, toxicology research, biological, pharmaceutical standard laboratories and various high-end precision instruments water.	Molecular biology, life science, gene research, tissue culture, in vitro fertilization, bioengineering, animal and plant cell culture, media preparation, DNA sequencing, amino acid analysis, protein purification, various types of chromatographic analysis, high-resolution mass spectrometry analysis, toxicology research, biological, pharmaceutical standard laboratories and various high-end precision instruments water.

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