计算溶液所需的质量、体积或浓度。
BioReagent 级 ,适用于对基线干扰要求严格的色谱和分析工作流程。
室温。常规运输 。请查阅批次 COA 获取详细规格。
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在色谱分析、有机合成和交叉偶联反应领域已被 0 篇同行评审文献引用。
本品为即用型无菌缓冲溶液,由氯化钠(维持渗透压)与蛋白胨(提供有机氮源,减少微生物细胞表面损伤,保护菌体活性)溶于去离子水配制而成,pH调至7.0,经0.22 μm滤膜过滤除菌。本缓冲液主要用于微生物样品稀释、菌种复溶及菌体悬浮,亦适用于样品前处理及微生物限度检测样品制备,适配微生物分离、涂布、回收等实验操作。
This product is a ready-to-use sterile buffer solution prepared by dissolving sodium chloride and peptone in deionized water, adjusted to pH 7.0, and sterilized by filtration through a 0.22 μm membrane. Sodium chloride maintains the osmotic pressure of the system, while peptone provides an organic nitrogen source, reducing microbial cell surface damage and protecting cell viability. This buffer is primarily intended for microbial sample dilution, strain reconstitution, and cell suspension, and is also suitable for sample preparation and microbial limit testing. It is compatible with microbial isolation, plating, and recovery procedures. Note: If turbidity, precipitation, or discoloration occurs, microbial contamination is indicated — do not use. For research use only. Not for clinical diagnosis.