... Mass Spectrometric Analysis, Atomic Absorpti Laboratory Pure & Ultrapure Water Purification Machine (GZY-P-Y Series)(no Chinese language on surface) ... Genetic Research, Tissue Culture, Bio-engineering, DNA Sequencing, Protein Purification, Amino Acid Analysis, Animal Cell Culture, etc.Features & ... 100WProduct Dimension400×310×500mm Laboratory Pure & Ultrapure Water Purification Machine (GZY-P-Y Series)