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ph detector
300+ factories verified
Shenzhen Yifan Technology Co., Ltd.
10 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
4-in-1 Gas Detector Multi-Functional Fixed Gas Hydrogen Sulfide Ammonia Hydrogen Phosphine H2s Nh3 H2 pH3 Gas Leak Detector
US$
571.40
-
600.00
1 Piece
(MOQ)
Portable Monomer Portable Gas Detector for H2s, Co, O2, Nh3, CO2, No2, Hcn, pH3
US$
235.70
-
242.20
1 Piece
(MOQ)
3-in-1 Gas Detector Multi-Function Multi-Gas Fixed Ammonia Hydrogen Phosphine Nh3 H2 pH3 Detection Alarm
US$
400.00
-
428.50
1 Piece
(MOQ)
Phosphine Gas Detector, Explosion-Proof Toxic and Harmful Gas Alarm pH3 Gas Detector
US$
203.30
-
210.30
1 Piece
(MOQ)
1/4
Xi 'an ERUN Environmental Protection Technology Group Co., LTD
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Portable pH Water Quality Detector for Seawater Desalination (ERUN-SP5-B7)
US$
695.88
1 Piece
(MOQ)
pH Value Detection in Steam Cooling Circulating Water, Handheld Multi-Parameter Water Quality Detector
US$
237.06
1 Piece
(MOQ)
Handheld Portable Water Quality Detector for pH Value Detection in High-Purity Water
US$
237.06
1 Piece
(MOQ)
Portable Handheld pH Water Quality Detector for Seawater Desalination (ERUN-SP4-B7)
US$
419.58
1 Piece
(MOQ)
1/4
Shenzhen Yuante Technology Co., Ltd.
16 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
CE Certificated Portable pH3 Phosphine Gas Detector for Fumigation
US$
450.00
-
3,000.00
1 Piece
(MOQ)
High-Performance Portable pH3 CH3br Gas Detector with Sampling Hose
US$
1,000.00
-
5,000.00
1 Piece
(MOQ)
Fumigation Gas pH3 CH3br Gas Leakage Detector with Explosion Proof
US$
450.00
-
3,000.00
1 Piece
(MOQ)
Phosphine pH3 Gas Detector Pg610 Widely Used in Fumigation Industry
US$
450.00
-
3,000.00
1 Piece
(MOQ)
1/4
Nanjing AIYI Technologies Co., Ltd.
Send Inquiry
High End Portable pH3 HCl Leak Detector Gas Alarm Unit
US$
100.00
-
350.00
2 Pieces
(MOQ)
Phosphine Single Gas Detector pH3 0-100ppm Used on Vessel for Toxic Gas
US$
100.00
-
350.00
2 Pieces
(MOQ)
Portable Single pH3 Gas Leak Detector with ISO Certified
US$
100.00
-
350.00
2 Pieces
(MOQ)
Co Ex O2 H2s H2 No No2 So2 Nh3 Cl2 O3 HCl pH3 Hcn CO2 Mutil Gas Detector
US$
80.00
-
300.00
1 Piece
(MOQ)
1/4
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
4-20mA Industrial Monitoring pH3 HCl Hcn Voc Fixed Gas Leak Detector
US$
364.30
-
394.80
1 Piece
(MOQ)
Lel pH3 H2s H2 Co Portable Gas Leak Detector Single Gas Analyzer
US$
138.00
-
165.30
1 Piece
(MOQ)
4-20mA Combustible Gas Ex Co Lel Cl2 pH3 No2 Gas Detector
US$
97.90
-
147.70
1 sets
(MOQ)
Lel pH3 H2s H2 Portable Gas Leak Detector
US$
138.00
-
167.00
1 Piece
(MOQ)
1/4
Henan Fosen Electronics Technology Co., Ltd.
11 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
China Sensor Manufacturer Explosion-Proof Fixed pH3 Phosphine Gas Detector for Industrial Use
US$
216.00
-
220.00
1 Piece
(MOQ)
Top China Supplier 24h Real Time Fixed pH3 Phosphine Gas Concentration Detector
US$
216.00
-
220.00
1 Piece
(MOQ)
Explosion Proof Fixed Gas Concentration Detector with Sound-Light Alarm
US$
216.00
-
220.00
1 Piece
(MOQ)
Fixed Gas Detector Provides 24 Hours Online Moniting with Sound Light Alarm
US$
215.00
-
220.00
1 Piece
(MOQ)
1/4
Shandong Yizhong Industrial Co., Ltd
5.0
·
Manufacturer/Factory
Send Inquiry
4-in-1 Gas Detector Multi-Functional Gas Hydrogen Sulfide Ammonia Hydrogen Phosphine H2s Nh3 H2 pH3 Gas Leak Detector
US$
280.00
-
1,500.00
1 Piece
(MOQ)
Detector Multi-Functional Fixed Gas Hydrogen Sulfide Ammonia Hydrogen Phosphine H2s Nh3 H2 pH3 Gas Leak Detector
US$
150.00
-
2,000.00
1 Piece
(MOQ)
4-20mA Industrial Monitoring pH3 HCl Hcn Voc Fixed Gas Leak Detector
US$
150.00
-
2,000.00
1 Piece
(MOQ)
4-in-1 Gas Detector Multi-Functional Fixed Gas Hydrogen Sulfide Ammonia Hydrogen Phosphine H2s Nh3 H2 pH3 Gas Leak Detector
US$
280.00
-
1,500.00
1 Piece
(MOQ)
1/4
Shandong Renke Control Technology Co., Ltd.
11 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
High Precision Waterproof pH3 Seneor RS485 4~20mA 0~5V 0~10V Output Phosphine Detector
US$
222.00
-
243.00
1 Piece
(MOQ)
Indoor Gas Monitor pH3 So2 CO2 Co Single Gas Detector with Alarm
US$
44.00
-
279.00
1 Piece
(MOQ)
High Sensitivity Digital Phosphine Tester 0-20ppm Wide Range Compact Phosphine Gas Detector
US$
222.00
-
243.00
1 Piece
(MOQ)
OEM Gas Analyzer Co CO2 Oxygen Methane Gas Alarm Detector with LCD
US$
44.00
-
279.00
1 Piece
(MOQ)
1/4
Wuxi Chaoda Electronic Technology Co., Ltd.
Send Inquiry
Industrial pH Meter, Acidity Meter, Acid-Base Controller, Water Quality Detector
US$
68.00
-
86.00
1 Set
(MOQ)
Online Residual Chlorine Turbidity pH Detector Water Conductivity Dissolved Oxygen Suspended Ammonia Nitrogen
US$
5,000.00
-
6,000.00
1 Set
(MOQ)
Online Residual Chlorine Detector Secondary Water Supply Tap Water Pool Industrial Residual Chlorine pH Monitor Controller
US$
240.00
-
260.00
1 Set
(MOQ)
Online pH Meter pH Water Quality Detector
US$
68.00
-
86.00
1 Set
(MOQ)
1/4
Nanjing KELISAIKE Safety Equipment Co., Ltd.
22 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Mini Portable Single Gas Detector Lel LPG Ex pH3
US$
120.00
1 Piece
(MOQ)
Ce Approved Battery Powered 0-5 Ppm pH3 Gas Detector
US$
95.00
-
340.00
1 Piece
(MOQ)
4-20mA Output pH3 Gas Detector 0-5ppm pH3 Gas Leak Detector
US$
200.00
-
400.00
1 Piece
(MOQ)
Multi-Gas Detector, CH2o, O3, O2, Nh3, CH4, pH3, H2s, CO2, Co, N2, So2, C2h4, C2h2, Gas
US$
200.00
-
1,300.00
1 Piece
(MOQ)
1/4
SHENZHEN KORNO I AND E CO., LTD
Send Inquiry
Wall Mounted Phosphine Gas Detector with Alarm (pH3)
US$
522.08
-
785.38
1 Piece
(MOQ)
High Sensitivity Work Area Gas Monitoring pH3 Gas Detector (Phosphine)
US$
477.08
-
988.28
1 Piece
(MOQ)
Portable Phosphine Gas Detector and Gas Alarm for Industrial Use (pH3)
US$
477.50
-
985.60
5 Pieces
(MOQ)
Fixed Phosphine Gas Detector Online pH3 Detector with RTU433/Wireless Output
US$
698.41
-
1,249.33
1 Piece
(MOQ)
1/4
Henan Bingsheng Industrial Co., Ltd.
8 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
5 in 1 Convenient Digital Ec TDS pH Temperature Salinometer Water Quality Detector
US$
8.90
-
13.27
2 Pieces
(MOQ)
Professional Pool Water Quality Detector – 6-in-1 pH/ORP/Ec/TDS/Cl/Temp Tester for Crystal Clear Pools
US$
29.00
-
36.00
5 Pieces
(MOQ)
Three-in-One Soil pH, Humidity, Fertility Detection Foreign Trade Portable Soil Detector Is Easy to Operate
US$
1.00
-
1.60
5 Pieces
(MOQ)
Advanced LCD Soil Detector for pH, Moisture, Temp, and Fertility
US$
8.90
-
10.23
2 Pieces
(MOQ)
1/4
SKZ International Co., Ltd.
5.0
Send Inquiry
Skz1050e-pH3 2023 Alarming Apparatus Gas Monitor Machine pH3 Gas Leak Detector Portable
US$
495.00
-
550.00
1 Set
(MOQ)
High Accuracy Lab Phosphine pH3 Gas Leakage Detector
US$
400.00
1 Set
(MOQ)
High Accuracy Lab Phosphine pH3 Gas Leak Detector
US$
400.00
1 Set
(MOQ)
Laboratory Machine Phosphine pH3 Testing Machine Meter Gas Sensor Analyzer Detector
US$
380.00
-
665.00
1 Set
(MOQ)
1/4
Mantern Industrial Co., Limited
5.0
Send Inquiry
LED Display No/No2/pH3/HCl/Hcn Detector Transmitter Sensor
US$
70.00
-
150.00
1 Piece
(MOQ)
Portable pH3 CH3br So2f2 Gas Detector with Pumping Sampling for Fumigation Monitoring
Negotiable
5 Pieces
(MOQ)
ODM Excellent Sensitivity Portable Gas Detector for Co O2 pH3
US$
70.00
-
180.00
5 Pieces
(MOQ)
Portable Single Gas Detector Ex O2 H2s No2 CH4 No So2 Cl2 Nh3 pH3 HCl O3
US$
70.00
-
180.00
5 Pieces
(MOQ)
1/4
Beijing Zetron Technology Co., Ltd
8 yrs
·
5.0
·
Trading Company
Send Inquiry
Drager Germany Portable Single Detector Cl2 Hcn Nh3 pH3 Phosgene
US$
400.00
-
500.00
1 Piece
(MOQ)
Zetron Mic300s-pH3 Fixed Online Gas Detector
US$
600.00
-
2,000.00
1 Piece
(MOQ)
Zetron Ms104K-M-pH3 Portable Four-in-One Gas Detector
US$
200.00
-
2,000.00
1 Piece
(MOQ)
MP100 Iecex Certified pH3 Gas Detector 0-1000ppm Phosphine Toxic Gas Monitoring
US$
150.00
1 Piece
(MOQ)
1/4
Wuhan Kaidi Zhengda Electric Co., Ltd.
13 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Multi O3 H2s H2 No No2 So2 Nh3 Cl2 O3 HCl pH3 Hcn CO2 Gas Detector Monitor Analyzer
US$
1,500.00
-
2,000.00
1 sets
(MOQ)
Explosion-Proof Multi Gas Leak Detector Alarm for pH3 CH3br Phosphine Methyl Bromide Gas Monitor Instrument
US$
1,500.00
-
2,000.00
1 sets
(MOQ)
Portable Coulometric Karl Fischer Moisture Analyzer Solvent Micro Moisture Detector
US$
2,550.00
-
2,600.00
1 sets
(MOQ)
Multi Flue PH3 CH3Br O2 H2S Gas Analyzer with External Sampling Pump
US$
1,500.00
-
2,000.00
1 sets
(MOQ)
1/4
Atech Sensor Co., Ltd
5.0
Send Inquiry
Three in One Soil Moisture Fertility Soil Hygrometer Nutrient pH Value Detector
US$
11.00
-
13.00
2 Pieces
(MOQ)
pH Do Salinity Multi-Parameter Water Quality Detector
US$
749.00
-
819.00
5 Pieces
(MOQ)
pH/ORP/Ec/TDS Water Quality Analyzer Multi-Parameter Water Quality Detector
US$
749.00
-
819.00
5 Pieces
(MOQ)
Water Quality ORP Sensor Industrial Online Multi-Parameter Detector
US$
58.00
-
123.00
1 Piece
(MOQ)
1/4
Henan Zhong An Electronic Detection Technology CO.,LTD
14 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Industrial Safety CE ATEX Certified Co H2s Hcn pH3 4-in-1 Gas Detector
US$
35.00
-
45.00
1 Set
(MOQ)
Handheld Multi Co H2s Cl2 Nh3 Hcn So2 Hf pH3 Nox Detector Portable Toxic Gas Detector for Confined Space Price
US$
220.00
-
285.00
1 Piece
(MOQ)
Toxic Gas Monitor with Pump Pid Nh3 O2 H2s Rechargeable Battery Portable 6-in-1 Gas Detector
US$
220.00
-
285.00
1 Piece
(MOQ)
Kp810 Grain Storage Fumigation Safety Phosphine pH3 Gas Monitor
US$
145.00
-
185.00
1 Set
(MOQ)
1/4
Beijing Jingxiang Environmental Technology Co., Ltd.
13 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
2025 Newest pH Meter for Water pH Temp Water Quality Test Detector
US$
140.00
-
320.00
1 pieces
(MOQ)
ORP Sensor for Online Industrial Water Quality Measurement and Analysis pH Detector
US$
140.00
-
320.00
1 pieces
(MOQ)
Fish Agriculture Aquaculture pH Sensor Meter Farm Water Quality Monitoring System
US$
140.00
-
320.00
1 pieces
(MOQ)
Advanced Multiparameter Water Quality Meter with pH, ORP, and Conductivity Sensors
US$
140.00
-
320.00
1 pieces
(MOQ)
1/4
Ningxia Maiya Sensor Technology Development Co., Ltd
4.8
Send Inquiry
Altair PRO Single Portable Gas Detector with Single-Button O2 pH3 Clo2 Co Gas Analyzer
US$
305.00
-
318.46
1 pieces
(MOQ)
Altair PRO Hcn Single-Gas Detector Hydrogen Cyanide Gas Analyzer
US$
941.10
-
1,045.60
1 pieces
(MOQ)
Advanced Hcn pH3 Clo2 Toxic Gas and Oxygen Alarm System
US$
305.50
-
318.46
1 pieces
(MOQ)
Advanced Msa Altair pH3 Cl2 Hcn Gas Analyzer for Safety
US$
305.50
-
318.46
1 pieces
(MOQ)
1/4
Zhangzhou Green-Lake Import & Export Co., Ltd.
Send Inquiry
Multi-Functions 5 in 1 pH Salinity Temperature TDS Ec Water Quality Detector
US$
9.00
100 Pieces
(MOQ)
3 in 1 pH/Ec/Temp. Water Tester Replaceable Electronic Probe
Negotiable
100 Pieces
(MOQ)
Water Tester for Home Swimming Pool pH Cl2 Tester
Negotiable
100 Pieces
(MOQ)
4 in 1 Water Quality Detector pH Temp Rh TDS Meter Aquarium
Negotiable
100 Pieces
(MOQ)
1/4
Chengdu Sentec Technology Co., Ltd.
5.0
Send Inquiry
Sentec Hot Sale Portable pH Soil Tester Double Needle Soil Meter pH Soil Detector with High Quality Probe
US$
50.00
-
125.00
1 Piece
(MOQ)
Sentec Sem2254 Low Cost 0-700mm Soil Temperature Humidity Multi Layer Soil Moisture Meter Sensor Detector RS485 4-20mA
US$
155.00
-
225.00
1 Piece
(MOQ)
Ex-Proof Online H2 Hydrogen Gas Detector H2 Gas Sensor 0-1000ppm Gas Leak Detector
US$
78.00
-
88.00
1 Piece
(MOQ)
Sentec Ex Ozone O3 Gas Leak Detector H2s Gas Leak Detector Portable O3 Gas Detector
US$
78.00
-
88.00
1 Piece
(MOQ)
1/4
Kexiang Automation (Shandong) Co., Ltd.
5.0
Send Inquiry
Online pH ORP Detector 4-20mA Output for Power Plant Food Processing Agricultural Products Industries
US$
105.00
-
306.00
1 Piece
(MOQ)
pH/ORP Monitor Conductivity Meter with Dual Alarm Relay for Aquaculture Pharmaceutical Chemical and Petroleum Industries
US$
106.00
-
308.00
1 Piece
(MOQ)
Intelligent pH/ORP Analyzer High Precision ± 0.02pH for Environmental Monitoring Food Agricultural Products Industries
US$
101.00
-
302.00
1 Piece
(MOQ)
IP57 Online pH/ORP Meter with Auto Temperature Compensation for Wastewater Treatment Food Agricultural Products Industries
US$
100.00
-
300.00
1 Piece
(MOQ)
1/4
Hefei Siko Instruments Co., Ltd.
5.0
Send Inquiry
Portable 0-20ppm pH3 Leakage Alarm Phosphine Gas Detector for Animal Husbandry
US$
200.00
-
400.00
1 Piece
(MOQ)
Industrial Swimming Pool Online Free Residual Chlorine Electrode Controller FCL Analyzer Meter
US$
400.00
-
600.00
2 Pieces
(MOQ)
Aluminum Shell Analog UV Intensity Radiation Sensor Transmitter for Weather Station
US$
57.00
-
197.00
2 Pieces
(MOQ)
0-5V 4-20mA RS485 Output Solar UV Ultraviolet Radiation Index Sensor
US$
57.00
-
197.00
2 Pieces
(MOQ)
1/4
Shine Peak Group (HK) Limited
Send Inquiry
3/4 in 1 Soil Tester Moisture pH LCD Digital Meter Gauge Plants Flower Humidity Testing Portable Auto-off Measurement Detector
US$
2.82
-
2.95
1,000 Pieces
(MOQ)
Pointer Soil Tester 3 in 1 Light pH Moisture Testing Multifunction Soil Test Probe Portable Soil Illuminationph Humidity Meter
US$
1.25
-
1.35
1,000 Pieces
(MOQ)
Digital 4 in 1 Soil pH Meter Moisture Monitor Temperature Sunlight Tester for Gardening Plants Farming with Blacklight
US$
2.85
-
3.00
1,000 Pieces
(MOQ)
Soil Detector Square Head Three in One Plant Gardening Soil Hygrometer pH Meter Soil pH Tester
US$
1.42
-
1.55
1,000 Pieces
(MOQ)
1/4
Sealand Equipment Supply Co., Ltd.
7 yrs
·
5.0
·
Trading Company
Send Inquiry
Monitoring Industrial pH3/Phosphine Fixed Single Gas Leak Detector with Approved
US$
100.00
-
200.00
1 Piece
(MOQ)
Factory Price Gas Detector Ammonia Leak Detector Nh3 Analyser Ammonia Detector
US$
100.00
-
200.00
1 Piece
(MOQ)
Industrial Fixed Dual Gas Detector Combustible Gas Transmitter
US$
100.00
-
200.00
1 Piece
(MOQ)
Wholesale Price Ex Nh3 Gas Detector for Nh3 Measuring
US$
100.00
-
200.00
1 Piece
(MOQ)
1/4
Weshine Electric Manufacturing Co., Ltd.
13 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Weshine VS9801B ASTM D664 Insulation Oil Acid Value Detector
US$
299.00
-
4,284.00
1 Set
(MOQ)
High Precision Oil Acidity Detector VS-9806 with Fast Analysis
US$
299.00
-
4,284.00
1 Set
(MOQ)
Advanced Distribution Transformer Load Measurement and Capacity Detector
US$
1,080.00
-
1,780.00
1 Piece
(MOQ)
Advanced Oleic Acid Value Analyzer for Electrical Equipment
US$
299.00
-
4,284.00
1 Set
(MOQ)
1/4
Chongqing TOP Oil Purifier Co., Ltd.
14 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Tp86031 Portable Comprehensive Water Quality Detector
US$
400.00
-
500.00
1 Piece
(MOQ)
Intelligent Portable Oil Content in Water Detector
US$
1,800.00
-
5,000.00
1 Piece
(MOQ)
Auto Kjeldahl Distiller Tp-9860
US$
1,200.00
-
2,500.00
1 Piece
(MOQ)
Phs-3c Digital pH Tester Transformer Oil Acidity Tester/Oil Acid Value Meter
US$
2,000.00
-
4,000.00
1 Set
(MOQ)
1/4
Suzhou Thriving Medical Equipment Corp.
Send Inquiry
Manufacture Price Medical HP Antigen Rapid Test Kits Helicobacter Pylori Detector
US$
1,500.00
-
1,999.00
1 Piece
(MOQ)
Clinical Analytical Instruments Helicobacter Pylori Analyzer Breath Helicobacter Pylori Test Detector Cheapest Price
US$
1,500.00
-
1,999.00
1 Piece
(MOQ)
Medical Gastric Helicobacter Pylori Test Strips H Pylori Cassette Test Kit Helicobacter Pylori Analyzer
US$
1,500.00
-
1,999.00
1 Piece
(MOQ)
China Clinical Laboratory Serum Blood and Gas Electrolyte Analyzer with Free Reagent
US$
4,700.00
-
5,000.00
1 Piece
(MOQ)
1/4
BGT Technology(Beijing) Co., Ltd.
5.0
Send Inquiry
Firstrate Smart Online Industrial Water pH Quality Analysis RS485 Detector Electrode
US$
167.14
-
185.71
1 Piece
(MOQ)
CE 5-24V DC RS485 Agricultural Greenhouse 0-2V 0-5V 4-20mA Soil pH Sensor pH Meter Detector
US$
69.90
1 Piece
(MOQ)
Green House IoT Weather Station 4 in 1 Wall Mounted RS485 4-20mA 0-5V Air Quality Illuminance Humidity Temperature CO2 Sensor
US$
68.99
-
128.99
1 Piece
(MOQ)
Advanced Industrial Ammonia Detection System with Temp Compensation
US$
555.29
-
616.58
1 Piece
(MOQ)
1/4
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