硫酸钡比浊用硫酸盐指示剂

评测依据

• review_count：450
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• time_range：{"from":"2026-06-26 04:35:55","to":"2026-06-26 04:35:55"}
• intros：{"brand_intro":"国药集团化学试剂有限公司（简称国药试剂）是中国最大的化学试剂生产商之一，隶属于中国医药集团，成立于1958年。拥有'沪试'等知名品牌，产品涵盖通用试剂、高纯试剂、指示剂及标准物质。凭借国企背景和严格的质量管理体系，在科研、医疗及工业领域享有极高信誉，是国内实验室的'老字号'品牌。","product_intro":"该指示剂专为硫酸钡比浊法设计，100g瓶装，白色粉末状。通过特殊工艺处理，颗粒均匀，分散性好，在酸性条件下与硫酸根形成稳定悬浮液，浊度与浓度线性关系良好。适用于饮用水、废水及食品中硫酸盐的快速测定。每批产品附带质检报告，符合GB/T 603-2002标准，是传统比浊法的经典选择。","key_specs":["形态: 白色粉末","包装: 100g/瓶","适用方法: 硫酸钡比浊法","颗粒度: 200目筛余≤5%","储存条件: 密封干燥保存","保质期: 24个月"]}
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