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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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 | - |
暂时缺货
小计(1 件) RMB4,189.62(不含税) RMB4,189.62/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.02 pH | - | 65°C | 0°C | - | - | - | - | 0°C | 0pH | - | - | - | 65°C | - | CE | - |
有库存
小计(1 件) RMB2,619.76(不含税) RMB2,619.76/件 | Testo | pH计 | 14pH | - | - | 0.01pH | ±0.02 pH | - | 60°C | 0°C | - | - | - | - | 0°C | 0pH | 0.1°C | - | - | 60°C | - | No | - |
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) RMB3,445.58(不含税) RMB3,445.58/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.1pH | 0.1 pH | - | 70°C | - | - | - | - | - | - | 0pH | 0.1°C | - | - | - | - | No | - |
有库存
小计(1 件) RMB5,384.56(不含税) RMB5,384.56/件 | Hanna Instruments | pH计 | 16pH | - | - | 0.01pH | ±0.02 pH | - | 105°C | -5°C | - | - | - | - | 0°C | -2pH | 0.1°C | - | - | 50°C | - | No | - |
有库存
小计(1 件) RMB5,069.25(不含税) RMB5,069.25/件 | Hanna Instruments | pH计 | 14pH | - | - | 1% | 0.01 pH | - | 100°C | - | - | - | - | - | - | 0pH | 0.1°C | - | - | - | - | No | - |
暂时缺货
小计(1 件) RMB1,706.56(不含税) RMB1,706.56/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 100°C | 0°C | - | - | - | - | 0°C | 0pH | - | - | - | 99.9°C | - | CE | - |
Extech | pH计 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | CE | - | |
暂时缺货
小计(1 件) RMB3,445.58(不含税) RMB3,445.58/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.1pH | 0.1 pH | - | 60°C | - | - | - | - | - | - | 0pH | 0.1°C | - | - | - | - | No | - |
Extech | pH计 | - | - | - | - | - | - | 90°C | -5°C | - | - | - | - | 23°F | - | 0.1°C | - | - | 194°F | - | No | - | |
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 | - |
暂时缺货
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 | - |
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) RMB912.03(不含税) RMB912.03/件 | Extech | pH计 | 14pH | - | - | 0.01pH | ±0.01 pH | - | 90°C | -5°C | - | - | - | - | -5°C | 0pH | - | - | - | 90°C | - | CE | - |
有库存
小计(1 件) RMB1,003.16(不含税) RMB1,003.16/件 | Hanna Instruments | 游离氯测试套件 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | No | - |
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) RMB1,803.32(不含税) RMB1,803.32/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.01pH | ±0.05 pH | - | 60°C | 0°C | - | - | - | - | 0°C | 0pH | 0.1°C | - | - | 50°C | - | CE | - |
有库存
小计(1 件) RMB3,445.58(不含税) RMB3,445.58/件 | Hanna Instruments | pH计 | 14pH | - | - | 0.1pH | 0.1 pH | - | 70°C | - | - | - | - | - | - | 0pH | 10°C | - | - | - | - | No | - |
有库存
小计(1 件) RMB1,381.17(不含税) RMB1,381.17/件 | Hanna Instruments | pH计 | 16pH | - | - | 0.01pH | ±0.05 pH | - | 60°C | -5°C | - | - | - | - | -5°C | -2pH | 0.1°C | - | - | 50°C | - | No | - |