供货周期: | 现货 |
品牌: | 甄准 |
规格: | 咨询甄准 |
货号: | 咨询甄准 |
CAS号: | 咨询甄准 |
适合各种品牌pH计的pH缓冲液/标准液
上海甄准生物科技有限公司是一家专业经营标准物质、标准品、化学试剂及相关技术服务创新型高科技企业,坐落于人才荟萃的上海张江高科技园区。
自公司成立以来,一直以"客户满意"为公司核心价值观,产品主要应用于制药、生物、食品、环境、材料和农业等领域。本着始终拥有的创业激情和服务热忱,甄准生物已成长为我国重要的标准物质和标准品领域集成服务的领导者、中国最大的标准物质/标准品供应商之一。
上海甄准生物作为Reagecon授权代理商,为中国仪器校准和检测行业、环境分析、制药等企业提供更多优质服务。
Reagecon技术服务已超过26年的经验,提供完整的支持解决方案的实验室。作为一个技术卓越中心,我们是第一个在爱尔兰获得INAB(ISO17025)音量校准认证和在体积、重量和温度首次提供INAB认证的公司。Reagecon公司可以生产2,000多种受到认可的、有证书可以溯源的标准品、试剂和化学溶液,他们的产品质量符合ISO17025、USP、EP和JP,客户遍布全球80多个国家。
Reagecon制造的pH试剂品种在欧洲市场上最为齐全,其旨在满足所有终端用户的需求。其中包括实验室级缓冲液、专用缓冲液(按照N.I.S.T/DIN以及高精度缓冲液的标准)、低离子强度缓冲液以及胶囊式缓冲液。他们的生产规格严格且保质期延长并涵盖了pH值1.00~13.00的区间。所有产品都提供详细的分析证书,证书描述可追溯至N.I.S.T(N.I.S.T标准参考物质批号在证书中也予以注明)。温度依附性数据以及物质批号和有效期都打印在标签上。
有效期 | 产品分类 | 货号 | 描述 | 中文名称 | 包装 |
pH 缓冲液@20°C 透明无色溶液,20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | 1012 | BufferSolutionpH1.2@20°C | pH缓冲液1.2@20°C | 1L |
36mths | R01 | 10205 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 500ml |
36mths | R01 | 1020 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 1L |
36mths | R01 | 5020 | BufferSolutionpH2.00±0.02@20°C | pH缓冲液2.00±0.02@20°C | 5L |
36mths | R01 | 10305 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 500ml |
36mths | R01 | 1030 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 1L |
36mths | R01 | 5030 | BufferSolutionpH3.00±0.02@20°C | pH缓冲液3.00±0.02@20°C | 5L |
36mths | R01 | SP10305 | BufferSolutionpH3.00±0.0120°C | pH缓冲液3.00±0.0120°C | 500ml |
36mths | R01 | 10405 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 500ml |
36mths | R01 | 1040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 1L |
36mths | R01 | 5040 | BufferSolutionpH4.00±0.01@20°C | pH缓冲液4.00±0.01@20°C | 5L |
36mths | R01 | 10505 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 500ml |
36mths | R01 | 1050 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 1L |
36mths | R01 | 5050 | BufferSolutionpH5.00±0.01@20°C | pH缓冲液5.00±0.01@20°C | 5L |
24mths | R01 | 10605 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 500ml |
24mths | R01 | 1060 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 1L |
24mths | R01 | 5060 | BufferSolutionpH6.00±0.01@20°C | pH缓冲液6.00±0.01@20°C | 5L |
24mths | R01 | 10685 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 500ml |
24mths | R01 | 1068 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 1L |
24mths | R01 | 5068 | BufferSolutionpH6.80±0.01@20°C | pH缓冲液6.80±0.01@20°C | 5L |
24mths | R01 | 10705 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 500ml |
24mths | R01 | 1070 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 1L |
24mths | R01 | 5070 | BufferSolutionpH7.00±0.01@20°C | pH缓冲液7.00±0.01@20°C | 5L |
24mths | R01 | 11105 | BufferSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 500ml |
24mths | R01 | 1110 | BufferSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 1L |
24mths | R01 | 5110 | BufferSolutionpH11.00±0.05@20°C | pH缓冲液11.00±0.05@20°C | 5L |
24mths | R01 | 11205 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 500ml |
24mths | R01 | 1120 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 1L |
24mths | R01 | 5120 | BufferSolutionpH12.00±0.05@20°C | pH缓冲液12.00±0.05@20°C | 5L |
pH 缓冲液@25°C 透明无色溶液,25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | 1020525 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 500ml |
36mths | R01 | 102025 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 1L |
36mths | R01 | 502025 | BufferSolutionpH2.00±0.02@25°C | pH缓冲液2.00±0.02@25°C | 5L |
36mths | R01 | 1030525 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 500ml |
36mths | R01 | 103025 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 1L |
36mths | R01 | 503025 | BufferSolutionpH3.00±0.02@25°C | pH缓冲液3.00±0.02@25°C | 5L |
36mths | R01 | 1040525 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 500ml |
36mths | R01 | 104025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 1L |
36mths | R01 | 504025 | BufferSolutionpH4.00±0.01@25°C | pH缓冲液4.00±0.01@25°C | 5L |
36mths | R01 | 1050525 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 500ml |
36mths | R01 | 105025 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 1L |
36mths | R01 | 505025 | BufferSolutionpH5.00±0.01@25°C | pH缓冲液5.00±0.01@25°C | 5L |
24mths | R01 | 1060525 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 500ml |
24mths | R01 | 106025 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 1L |
24mths | R01 | 506025 | BufferSolutionpH6.00±0.01@25°C | pH缓冲液6.00±0.01@25°C | 5L |
24mths | R01 | 1068525 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 500ml |
24mths | R01 | 106825 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 1L |
24mths | R01 | 506825 | BufferSolutionpH6.80±0.01@25°C | pH缓冲液6.80±0.01@25°C | 5L |
24mths | R01 | 1070525 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 500ml |
24mths | R01 | 107025 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 1L |
24mths | R01 | 507025 | BufferSolutionpH7.00±0.01@25°C | pH缓冲液7.00±0.01@25°C | 5L |
24mths | R01 | 1110525 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 500ml |
24mths | R01 | 111025 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 1L |
24mths | R01 | 511025 | BufferSolutionpH11.00±0.05@25°C | pH缓冲液11.00±0.05@25°C | 5L |
24mths | R01 | 1120525 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 500ml |
24mths , , | R01 | 112025 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 1L |
24mths | R01 | 512025 | BufferSolutionpH12.00±0.05@25°C | pH缓冲液12.00±0.05@25°C | 5L |
pH缓冲液@20°C-带颜色标记 带颜色缓冲液.20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | 10405C | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 500ml |
36mths | R01 | 1040C | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 1L |
36mths | R01 | 5040C | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 5L |
24mths | R01 | 10705C | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 500ml |
24mths | R01 | 1070C | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 1L |
24mths | R01 | 5070C | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 5L |
pH缓冲液@25°C-带颜色标记 带颜色缓冲液.25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | 1040525C | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 500ml |
36mths | R01 | 104025C | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 1L |
36mths | R01 | 504025C | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 5L |
24mths | R01 | 1070525C | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 500ml |
24mths | R01 | 107025C | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 1L |
24mths | R01 | 507025C | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 5L |
pH BuffersTwinNeckFormat@20°C 有色溶液装置在带校准室的双颈容器中,20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | 10402CTT | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 250ml |
36mths | R01 | 10405CTT | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 500ml |
36mths | R01 | 1040CTT | BufferSolutionpH4.00(Red)±0.01@20°C | pH缓冲液4.00(Red)±0.01@20°C | 1L |
24mths | R01 | 10702CTT | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 250ml |
24mths | R01 | 10705CTT | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 500ml |
24mths | R01 | 1070CTT | BufferSolutionpH7.00(Yellow)±0.01@20°C | pH缓冲液7.00(Yellow)±0.01@20°C | 1L |
pHBuffersTwinNeckFormat@25°C 有色溶液装置在带校准室的双颈容器中,防止污染,25°C测试,提供ISO17025认可的分析证书,证书描述可追 溯至N.I.S.T。 | |||||
36mths | R01 | 1040225CTT | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 250ml |
36mths | R01 | 1040525CTT | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 500ml |
36mths | R01 | 104025CTT | BufferSolutionpH4.00(Red)±0.01@25°C | pH缓冲液4.00(Red)±0.01@25°C | 1L |
24mths | R01 | 1070225CTT | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 250ml |
24mths | R01 | 1070525CTT | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 500ml |
24mths | R01 | 107025CTT | BufferSolutionpH7.00(Yellow)±0.01@25°C | pH缓冲液7.00(Yellow)±0.01@25°C | 1L |
pH缓冲液-按照NIST标准 无色透明溶液,20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
24mths | R01 | 103788 | BufferSolutionpH3.788@20°C | pH缓冲液3.788@20°C | 500ML |
36mths | R01 | 104001 | BufferSolutionpH4.001@20°C | pH缓冲液4.001@20°C | 500ML |
24mths | R01 | 106881 | BufferSolutionpH6.881@20°C | pH缓冲液6.881@20°C | 500ML |
24mths | R01 | 107429 | BufferSolutionpH7.429@20°C | pH缓冲液7.429@20°C | 500ML |
pH缓冲液-按照DIN标准 无色透明溶液,25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
24mths | R01 | 103776 | BufferSolutionpH3.776@25°C | pH缓冲液3.776@25°C | 500ML |
36mths | R01 | 104005 | BufferSolutionpH4.005@25°C | pH缓冲液4.005@25°C | 500ML |
24mths | R01 | 10687 | BufferSolutionpH6.865@25°C(replaces106865) | pH缓冲液6.865@25°C(replaces106865) | 500ML |
24mths | R01 | 107413 | BufferSolutionpH7.413@25°C | pH缓冲液7.413@25°C | 500ML |
高分辨率pH缓冲液-带颜色标记 有色溶液,20°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。公差±0.010pH | |||||
36mths | R01 | 104000C | BufferSolutionpH4.000(Red)±0.010@20°C | pH缓冲液4.000(Red)±0.010@20°C | 500ml |
24mths | R01 | 107000C | BufferSolutionpH7.000(Yellow)±0.010@20°C | pH缓冲液7.000(Yellow)±0.010@20°C | 500ml |
36mths | R01 | H40525C | BufferSolutionpH4.000(Red)±0.010@25°C | pH缓冲液4.000(Red)±0.010@25°C | 500ml |
24mths | R01 | H70525C | BufferSolutionpH7.000(Yellow)±0.010@25°C | pH缓冲液7.000(Yellow)±0.010@25°C | 500ml |
认证的pH缓冲液@20°C/25°C 有色溶液,20°C和25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。公差±0.02pH | |||||
24mths | R01 | TB2002 | TechnicalBufferSolutionpH2.00±0.02@25°C,pH2.00±0.02@20°C(Coloured) | 认证的pH缓冲液pH2.00±0.02@25°C,pH2.00±0.02@20°C(Coloured) | 250ml |
36mths | R01 | TB4012 | TechnicalBufferSolutionpH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 认证的pH缓冲液pH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 250ml |
24mths | R01 | TB4602 | TechnicalBufferSolutionpH4.60±0.02@25°C,pH4.62±0.02@20°C(Coloured) | 认证的pH缓冲液pH4.60±0.02@25°C,pH4.62±0.02@20°C(Coloured) | 250ml |
24mths | R01 | TB7002 | TechnicalBufferSolutionpH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 认证的pH缓冲液pH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 250ml |
36mths | R01 | TB200 | TechnicalBufferSolutionpH2.00±0.02@25°C,pH2.00±0.02@20°C(Coloured) | 认证的pH缓冲液pH2.00±0.02@25°C,pH2.00±0.02@20°C(Coloured) | 500ml |
36mths | R01 | TB401 | TechnicalBufferSolutionpH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 认证的pH缓冲液pH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 500ml |
24mths | R01 | TB460 | TechnicalBufferSolutionpH4.60±0.02@25°C,pH4.62±0.02@20°C(Coloured) | 认证的pH缓冲液pH4.60±0.02@25°C,pH4.62±0.02@20°C(Coloured) | 500ml |
24mths | R01 | TB700 | TechnicalBufferSolutionpH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 认证的pH缓冲液pH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 500ml |
36mths | R01 | TB4011 | TechnicalBufferSolutionpH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 认证的pH缓冲液pH4.01±0.02@25°C,PH4.00±0.02@20°C(Coloured) | 1L |
24mths | R01 | TB7001 | TechnicalBufferSolutionpH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 认证的pH缓冲液pH7.00±0.02@25°C,pH7.02±0.02@20°C(Coloured) | 1L |
低离子强度pH缓冲液@20°C 低离子强度样品测量专用的缓冲液,无色透明溶液,20°C测试,提供ISO17025认可的分析证书, 证书描述可追溯至N.I.S.T。 | |||||
24mths | R01 | LS41 | BufferSolutionpH4.10±0.04 | 缓冲液pH4.10±0.04 | 500ml |
24mths | R01 | LS415 | BufferSolutionpH4.10±0.04 | 缓冲液pH4.10±0.04 | 5L |
24mths | R01 | LS69 | BufferSolutionpH6.96±0.04 | 缓冲液pH6.96±0.04 | 500ml |
24mths | R01 | LS695 | BufferSolutionpH6.96±0.04 | 缓冲液pH6.96±0.04 | 5L |
大包装pH缓冲液@20°C-带颜色标记 提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | BPH01 | BufferSolutionpH4.00(Red)±0.01@20°C | 缓冲液pH4.00(Red)±0.01@20°C | 5L |
36mths | R01 | BPH02 | BufferSolutionpH4.00(Red)±0.01@20°C | 缓冲液pH4.00(Red)±0.01@20°C | 10L |
24mths | R01 | BPH03 | BufferSolutionpH7.00(Yellow)±0.01@20°C | 缓冲液pH7.00(Yellow)±0.01@20°C | 5L |
24mths | R01 | BPH04 | BufferSolutionpH7.00(Yellow)±0.01@20°C | 缓冲液pH7.00(Yellow)±0.01@20°C | 10L |
大包装pH缓冲液@25°C-带颜色标记 提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。 | |||||
36mths | R01 | BPH07 | BufferSolutionpH4.00(Red)±0.01@25°C | 缓冲液pH4.00(Red)±0.01@25°C | 5L |
36mths | R01 | BPH08 | BufferSolutionpH4.00(Red)±0.01@25°C | 缓冲液pH4.00(Red)±0.01@25°C | 10L |
24mths | R01 | BPH09 | BufferSolutionpH7.00(Yellow)±0.01@25°C | 缓冲液pH7.00(Yellow)±0.01@25°C | 5L |
24mths | R01 | BPH10 | BufferSolutionpH7.00(Yellow)±0.01@25°C | 缓冲液pH7.00(Yellow)±0.01@25°C | 10L |
所有其他pH值的缓冲液价格5L&10L价格相同 | |||||
胶囊式pH缓冲液@25°C pH缓冲液装在创新的胶囊中,带颜色标记,容易使用,不含防腐剂,延长有效期,25°C测试,提供 ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。精确度±0.02 | |||||
48mths | R01 | CP1040 | BufferCapsulepH4.01(Orange)±0.02@25°C | 胶囊式pH缓冲液pH4.01(Orange)±0.02@25°C | 50Caps |
48mths | R01 | CP1070 | BufferCapsulepH7.00(Green)±0.02@25°C | 胶囊式pH缓冲液pH7.00(Green)±0.02@25°C | 50Caps |
校准用缓冲液@20°C/25°C 装在方便经济的宽口容器中,设计用于领域和实验室直接校准,20or25°C测试,提供ISO17025认可的分析证书,证书描述可追溯至N.I.S.T。精确度±0.01 | |||||
36mths | R01 | 04C60 | BufferSolutionpH4.00(Red)±0.01@20°C | 缓冲液pH4.00(Red)±0.01@20°C | 6x90ml |
24mths | R01 | 07C60 | BufferSolutionpH7.00(Yellow)±0.01@20°C | 缓冲液pH7.00(Yellow)±0.01@20°C | 6x90ml |
36mths | R01 | 04C65 | BufferSolutionpH4.00(Red)±0.01@25°C | 缓冲液pH4.00(Red)±0.01@25°C | 6x90ml |
24mths | R01 | 07C65 | BufferSolutionpH7.00(Yellow)±0.01@25°C | 缓冲液pH7.00(Yellow)±0.01@25°C | 6x90ml |
注意:提供圆形容器 | |||||
与锑或等效电极一起使用的pH缓冲液 | |||||
24mths | R01 | 401025P | BufferStandardpH4.00±0.05@25°C-LightRed | pH标准缓冲液pH4.00±0.05@25°C-LightRed | 250ml |
24mths | R01 | 70125025 | BufferStandardpH7.01±0.05@25°C-Yellow | pH标准缓冲液pH7.01±0.05@25°C-Yellow | 250ml |
24mths | R01 | 40102550 | BufferStandardpH4.00±0.05@25°C-LightRed | pH标准缓冲液pH4.00±0.05@25°C-LightRed | 500ml |
24mths | R01 | 70125050 | BufferStandardpH7.01±0.05@25°C-Yellow | pH标准缓冲液pH7.01±0.05@25°C-Yellow | 500ml |
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