Overview
Cell culture sterile pure water is a specialized grade of water essential for maintaining aseptic conditions in cell culture applications. It undergoes rigorous purification processes, including reverse osmosis, ultrafiltration, and sterilization, to achieve ultrapure quality (≥18.2 MΩ·cm resistivity). This water is free from contaminants such as endotoxins, nucleases, and heavy metals, ensuring optimal cell growth and reproducibility in experiments. Produced under controlled environments, it meets stringent industry standards (e.g., USP, EP, and ISO) for biomedical research, vaccine production, and therapeutic cell manufacturing. Its role in preparing media, buffers, and reagents makes it indispensable in laboratories and biopharmaceutical facilities.
Physical and Chemical Properties
Cell culture sterile pure water exhibits standard physical properties of water (e.g., density: 1 g/cm³, boiling point: 100°C) but is distinguished by its exceptional purity. It has a resistivity of ≥18.2 MΩ·cm, indicating minimal ionic content, and is tested for endotoxins (<0.001 EU/mL) and total organic carbon (TOC <5 ppb). The absence of impurities is critical to prevent interference with cell metabolism or experimental outcomes. Sterility is maintained through filtration (0.1–0.2 µm membranes) or autoclaving, though the latter may introduce trace volatiles. Packaging in sterile, non-leaching containers (e.g., polyethylene) further preserves quality.
Main Applications
This water is primarily used in cell culture media preparation, where impurities can disrupt cell viability or skew research results. It also serves as a solvent for reconstituting lyophilized reagents, rinsing labware, and calibrating sensitive instruments like HPLC systems. In biopharmaceutical production, it ensures compliance with Good Manufacturing Practices (GMP) for monoclonal antibodies, vaccines, and gene therapies. Emerging applications include 3D cell culture systems and organoid research, where water quality directly impacts structural integrity and functionality of engineered tissues.
Safety and Storage
While non-hazardous, improper handling can compromise sterility. Always use in laminar flow hoods and avoid prolonged exposure to air. Sealed containers should be opened only under aseptic conditions, and leftover water must not be reused. Storage recommendations include keeping containers at room temperature (15–25°C) away from direct sunlight. Avoid freezing, as it may damage packaging integrity. Regularly inspect for leaks or microbial growth, especially in large-volume dispensers. Dispose of expired batches according to laboratory waste protocols.
B2B Procurement Guide
When sourcing cell culture sterile pure water, prioritize suppliers with ISO 13485 or GMP certifications. Key specifications to verify include resistivity, endotoxin levels, and sterility assurance (e.g., membrane filtration validation). Batch-specific Certificates of Analysis (CoA) are mandatory. Bulk purchases (e.g., 20L carboys) reduce costs but require on-site sterile dispensing systems. For smaller labs, pre-packaged bottles (100–1000 mL) offer convenience. Consider vendor reliability, lead times, and compatibility with existing equipment (e.g., bag-in-box systems). Negotiate volume discounts for recurring orders.
Related Manufacturers
- 主营：细胞培养基、无菌脱纤维绵羊血、胎牛血清、染色液
- 主营：制水机、反渗透水机、反渗透设备、实验室纯水机、实验室超纯水机、去离子水机
- 主营：工业超纯水、超纯水、工业去离子水、工业蒸馏水、去离子水
- 主营：次氯酸发生器、微酸性电解水生成器、酸性电解水生成器、纯水机、检验科纯水机、超纯水系统、胃镜室纯水机、微酸性氧化电位水、酸性氧化电位水、微酸性电解水、酸性电解水、酸水机、碱水机、医用水处理、超纯化树脂、离子交换树脂、交换纯化柱、超纯化柱、消毒设备、水处理设备、除臭设备
- 主营：单门柜、转运车、储存柜、纯水机、双门柜、感应洗手、中心设备、医用高压、清洗设备、喷头高压、洗浴设备、三层不锈钢、医用超声波、清洗工作站、手术室洁净、空气压缩机、模具清洗机、不锈钢打包、不锈钢洗手、医用干燥箱、亚克力豪华、清洗机内镜、高分子洗手、背板清洗槽
- 主营：反渗透设备、矿泉水设备、水处理设备、超纯水设备、矿泉水制造设备
- 主营：反渗透设备、水处理设备、纯化水设备、超纯水设备、除盐水设备、去离子水设备、净化水设备、自动售水机、超滤设备、净水设备
- 主营：纯化水设备、软化水设备、反渗透设备、高纯水机、纯水设备、超纯水设备、超纯水系统、纯水系统、工业纯水设备、电子半导体用超纯水、纯水处理设备、纯水机、制药纯化水机、去离子水设备、电路板清洗用水、微电子清洗用水、纯化水系统、注射用水设备、生物医药用纯化水、纯化水处理设备
- 主营：去离子水设备、RO反渗透设备、纯化水设备、纯水设备、EDI超纯水设备、纯水机、超纯水设备、高纯水设备、工业纯水机、反渗透纯水设备、去离子水机、DI去离子水、反渗透设备、单级反渗透设备、净化水设备、海水淡化设备、超滤设备、中水回用设备、回用水设备、净水设备、DI去离子水设备、水处理设备、纯净水设备、直饮水设备、工业净水器
- 主营：软化水设备、反渗透设备、海水淡化设备、超纯水设备、超滤设备
- 主营：纯化水设备、实验室纯化水设备、生物制药纯化水设备、纯水设备、超纯水设备、高纯水设备、工业纯水设备、超纯水机、超纯水系统、注射水设备、去离子设备、制药用纯化水设备、反渗透设备
- 主营：纯化水设备、软化水设备、加药设备、超纯水设备、纯水设备、反渗透纯水机、0.2吨纯水制备机、200L纯水制水装置、0.2吨纯水处理器、工业小型纯水机、纯水机、电解水设备、中水回用设备、超滤设备、去离子水设备、单级反渗透设备、模块制水一体机、工业小型制水机、超纯制备制水机、0.2吨制水一体机、0.2吨模块制水机、0.2t制水一体机、200升一体式制水机、PH自动加药系统、工业反渗透设备
- 主营：反渗透设备、超滤设备、纯净水设备、超纯水设备、矿泉水设备、软化水设备、水厂灌装设备、理瓶机、吹瓶机、灌装机、过滤器、水设备、氯化铝、喷码机、助凝剂、码垛机、打包机、纯净水、软水机、套袋机、絮凝剂、阻垢剂、水厂水处理设备
- 主营：山泉水设备、超滤设备、海水淡化设备、超纯水设备、医疗净水设备、大桶水设备、桶装水设备、水处理设备、瓶装水设备、纯化水设备、纯净水设备、反渗透设备、零排放设备、小瓶水生产线、小瓶水灌装机、工业净水设备、工业废水处理、小瓶水灌装设备、桶装纯净水设备、桶装山泉水设备、瓶装水生产线、一次性大桶水生产线
- 主营：速溶硅酸钠、氯化钾、脱硝剂、融雪剂、生化黄腐酸钾、小麦淀粉、过磷酸钙、糖蜜粉、山梨糖醇液、糖蜜、木质素磺酸钙、果葡糖浆、麦芽糖浆、EM菌粉、氯化钙、葡萄糖、红糖、麦芽糊精、腐殖酸钠、过硫酸氢钾、高效减水剂、硫酸钾、矿源黄腐酸钾、防冻液、防冻粉
- 主营：喷雾干燥机、氮吹仪、全自动氮吹仪、石墨消解仪、微波消解仪、二氧化硫蒸馏仪、集菌仪、一体化蒸馏仪、自动液液萃取仪、光化学反应仪、固相萃取仪、索式提取器
- 主营：反渗透设备、除盐水设备、脱盐水设备、超纯水设备、锅炉水处理设备、EDI装置、全自动软水器、电厂化水系统、锅炉除盐水系统、净化水设备、冷却循环水处理设备