pH计是指用于测定溶液酸碱度(又称为pH值)的仪器。它是一种常见的分析仪器,广泛应用在农业、环保和工业等领域。pH计是利用原电池的原理工作的,原电池的两个电极间的电动势依据能斯特定律,既与电极的自身属性有关,还与溶液里的氢离子浓度有关。原电池的电动势和氢离子浓度之间存在对应关系,氢离子浓度的负对数即为pH值。
使用pH试纸可获得pH值的粗略指示,所述指示剂随pH水平变化而改变颜色。这些指标的准确性有限,很难用彩色或模糊的样本正确解释。用数字式pH计能测定更精确的pH值。
RS 欧时为您提供了不同品牌的pH计,如Hanna Instruments、Testo、Chauvin Arnoux、久茂等多款不同规格、型号的产品供您挑选,从而满足不同的应用场景需求。
欢迎查看和订购欧时电子的pH计及相关配件,订购现货24小时内发货,线上下单满额免运费。
比较 产品详述 |
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有库存
小计(1 件) RMB1,857.42(不含税) RMB1,857.42/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.01pH | ±0.05 pH | - | 60°C | 0°C | - | - | - | - | 0°C | 0pH | 0.1°C | - | - | 50°C | - | No | - |
有库存
小计(1 件) RMB3,122.35(不含税) RMB3,122.35/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.02 pH | - | 65°C | 0°C | - | - | - | - | 0°C | 0pH | - | - | - | 65°C | - | CE | - |
Extech | pH计 | - | - | - | - | - | - | 60°C | 0°C | - | - | - | - | 0°C | - | 0.1°C | - | - | 60°C | - | In EPA Method 340.2 | - | |
有库存
小计(1 件) RMB1,216.17(不含税) RMB1,216.17/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 90°C | 0°C | - | - | - | - | 0°C | 0pH | - | - | - | 90°C | - | CE, RoHS, IP57 | - |
有库存
小计(1 件) RMB862.30(不含税) RMB862.30/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 90°C | -5°C | - | - | - | - | -5°C | 0pH | - | - | - | 90°C | - | CE | - |
Extech | pH计 | - | - | - | - | - | - | 90°C | -5°C | - | - | - | - | 23°F | - | 0.1°C | - | - | 194°F | - | No | - | |
暂时缺货
小计(1 件) RMB2,540.22(不含税) RMB2,540.22/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 90°C | -5°C | - | - | - | - | -5°C | 0pH | - | - | - | 90°C | - | No | - |
有库存
小计(1 件) RMB2,000.79(不含税) RMB2,000.79/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 90°C | -5°C | - | - | - | - | -5°C | 0pH | 0.1°C | - | - | 90°C | - | CE | - |
有库存
小计(1 件) RMB1,522.93(不含税) RMB1,522.93/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 100°C | 0°C | - | - | - | - | 0°C | 0pH | - | - | - | 99.9°C | - | CE | - |
有库存
小计(1 件) RMB811.24(不含税) RMB811.24/件 | Chauvin Arnoux | pH计 | 14pH | - | - | 0.01pH | - | - | 60°C | 0°C | - | - | - | - | 0°C | 0pH | 0.1°C | - | - | 50°C | - | REACH Regulation (EC) No 1907/2006 | - |
有库存
小计(1 件) RMB2,993.88(不含税) RMB2,993.88/件 | Extech | pH计 | 19.99pH | - | - | 0.01pH | ±0.02 pH | - | 100°C | 0°C | - | - | - | - | - | -2pH | - | - | - | - | - | CE | - |
有库存
小计(1 件) RMB4,894.09(不含税) RMB4,894.09/件 | Extech | pH计 | 19.99pH | - | - | 0.01pH | ±0.02 pH | - | 100°C | 0°C | - | - | - | - | 50°C | -2pH | - | - | - | 100°C | - | CE | - |
Extech | pH计 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | CE | - | |
暂时缺货
小计(1 件) RMB1,216.17(不含税) RMB1,216.17/件 | Extech | pH计 | 999mV | - | - | 1mV | ±4mV | - | - | - | - | - | - | - | - | -999mV | - | - | - | - | - | RoHS | - |
有库存
小计(1 件) RMB9,013.37(不含税) RMB9,013.37/件 | Extech | pH计 | 19.99pH | - | - | 0.01pH | ±0.02 pH | - | 100°C | 0°C | - | - | - | - | 0°C | -2pH | - | - | - | 100°C | - | CE | - |
有库存
小计(1 件) RMB1,020.01(不含税) RMB1,020.01/件 | Extech | pH计 | 14pH | - | - | 0.01pH | 0.01 pH | - | 90°C | - | - | - | - | - | 0°C | 0pH | - | - | - | 90°C | - | IP57, RoHS, CE | - |
Extech | pH计 | - | - | - | - | - | - | 50°C | - | - | - | - | - | 0°C | - | - | - | - | 50°C | - | CE, RoHS | - | |
暂时缺货
小计(1 件) RMB1,969.08(不含税) RMB1,969.08/件 | Extech | pH计 | 14pH | - | - | 0.01pH | 0.02 pH | - | 100°C | 0°C | - | - | - | - | 32°F | 0pH | - | - | - | 212°F | - | CE | - |
有限的库存
小计(1 件) RMB6,164.16(不含税) RMB6,164.16/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 60°C | 0°C | - | - | - | - | 0°C | 0pH | 0.1°C | - | - | 50°C | - | CE, RoHS | - |
有库存
小计(1 件) RMB1,154.21(不含税) RMB1,154.21/件 | Hanna Instruments | pH计 | 16pH | - | - | 0.1pH | ±0.1 pH | - | 60°C | -5°C | - | - | - | - | -5°C | -2pH | 0.1°C | - | - | 50°C | - | CE | - |