PH Sensor
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Shipping
We are an online wholesale platform and shipping costs are charged separately for greater benefit to you.
Air freight costs are based on the weight of the product (including packaging bags and cushioning materials). For products under 2kg, freight is calculated in 50g increments. For products between 2kg and 4kg, freight is calculated in 100g increments. For products over 4kg, freight is calculated in 1kg increments.
If your order exceeds 4kg or the shipping cost exceeds $70, we recommend contacting our customer service for an accurate shipping quote. You will need to provide your zip code address when you contact us.
Air freight options include DHL, UPS, FedEx, and Yun Express, with a delivery time of 7-12 days.
When the weight of the express delivery exceeds 12kg or air shipping cost exceeds US$100 or sea shipping cost exceeds US$50, you can choose B2B shipping:
Air freight(10-14 days)
Yun quik boat sea freight (15-20 days)
Quik boat sea freight(20-25 days).
Air freight B2B express |
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| US Area | Unit Price | Date | Last-mile Delivery |
| Western United States (zip codes starting with 8 or 9) |
US$7.5/kg + US$2 | 10-15 days | UPS / FEDEX / GOFO |
| Central United States (zip codes starting with 4, 5, 6, or 7) |
US$8.5/kg + US$2 | ||
| Eastern United States (zip codes starting with 0, 1, 2, or 3) |
US$9.0/kg + US$2 | ||
Yun quit boat sea freight B2B express |
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| US Area | Unit Price | Date | Last-mile Delivery |
| Western United States (zip codes starting with 8 or 9) |
US$3.4/kg + US$2 | 15-20 days | UPS / FEDEX / GOFO |
| Central United States (zip codes starting with 4, 5, 6, or 7) |
US$3.6/kg + US$2 | ||
| Eastern United States (zip codes starting with 0, 1, 2, or 3) |
US$3.8/kg + US$2 | ||
Quit boat sea freight B2B express |
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| US Area | Unit Price | Date | Last-mile Delivery |
| Western United States (zip codes starting with 8 or 9) |
US$2.6/kg + US$2 | 20-25 days | UPS / FEDEX / GOFO |
| Central United States (zip codes starting with 4, 5, 6, or 7) |
US$2.8/kg + US$2 | ||
| Eastern United States (zip codes starting with 0, 1, 2, or 3) |
US$3.0/kg + US$2 | ||
Processing starts after your payment confirmed. Normally, it needs 2-5 days. The processing time depends on the quantity of items.
The pH composite electrode is composed of a pH glass electrode and a silver-silver chloride reference electrode, with a polycarbonate shell. It is a key component of the pH meter, used to measure the pH value of hydrogen ion concentration in aqueous solutions. It is used in chemical, pharmaceutical, and scientific research industries for pH value detection.
Operating Voltage: 5±0.2V (AC/DC)
Operating Current: 5-10mA
Detectable Concentration Range: pH 0-14
Detection Temperature Range: 0-80℃
Response Time: ≤5S
Settling Time: ≤60S
Component Power: ≤0.5W
Operating Temperature: -10～50℃ (Nominal Temperature 20℃)
Humidity: 95% Relative Humidity (Nominal Humidity 65%)
Output: Analog Voltage Signal Output