Ningbo Sinotester Biological Co., Ltd. is a professional manufacturer and exporter of laboratory instruments and equipment based in Ningbo, China. Established in 2008, the company operates its own factory and R&D center, specializing in water quality analysis and testing solutions. Its extensive product portfolio includes pH meters, refractometers, water test strips, TDS meters, salinity meters, and turbidity meters, as well as specialized laboratory glassware and medical disposables. The company also provides advanced analytical tools such as dissolved oxygen meters, conductivity meters, and electronic balances.
As a versatile business entity with both manufacturing and trading capabilities, Ningbo Sinotester offers OEM and ODM services, allowing for product customization to meet specific buyer requirements. The company maintains a strong commitment to quality, holding ISO 9001, FSC, and CE certifications. A comprehensive quality control policy is implemented across all production stages, from raw material procurement to final delivery.
With a workforce of 11 to 50 employees and an annual output value reaching up to US$50 million, the company has established a significant international presence. Ningbo Sinotester exports approximately 71% to 90% of its products to more than 56 countries across North America, Europe, Southeast Asia, and the Middle East. Their technical expertise extends to industrial online monitoring systems and clinical analytical reagents, serving diverse sectors including agriculture, healthcare, and environmental water treatment.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Product customizationOffers full customization for design and features.
High-tech enterpriseRecognized as a high-tech or innovative enterprise.
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Beer Brewing Refractometer Hand Held Refractometro for Sale
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Beer Brewing Refractometer Hand Held Refractometro for Sale, Find Details and Price about Refractometro Beer Brewing Refractometer from Beer Brewing Refractometer Hand Held Refractometro for Sale - Ningbo Sinotester Biological Co., Ltd.$9.5
Measuring Range 20% with Good Quality Hand Held Brix Meter Portable Refractometer
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Measuring Range 20% with Good Quality Hand Held Brix Meter Portable Refractometer, Find Details and Price about Brix Refractometer Brix Meter Refractometer from Measuring Range 20% with Good Quality Hand Held Brix Meter Portable Refractometer - Ningbo Sinotester Biological Co., Ltd.$9.5
Portable Pen TDS Controller
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Portable Pen TDS Controller, Find Details and Price about TDS Controller TDS Water Meter from Portable Pen TDS Controller - Ningbo Sinotester Biological Co., Ltd.$6.5
Promotional Digital Probe Low Price pH Orp Meter
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Promotional Digital Probe Low Price pH Orp Meter, Find Details and Price about pH Orp Meter pH Meter from Promotional Digital Probe Low Price pH Orp Meter - Ningbo Sinotester Biological Co., Ltd.$35
Alcohol Tester Refractometer Water Refraktometre Portable Refractometer Price
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Alcohol Tester Refractometer Water Refraktometre Portable Refractometer Price, Find Details and Price about Portable Refractometer Price Alcohol Tester Refractometer from Alcohol Tester Refractometer Water Refraktometre Portable Refractometer Price - Ningbo Sinotester Biological Co., Ltd.$9.5
Wholesale China Auto Refractometer
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Wholesale China Auto Refractometer, Find Details and Price about China Auto Refractometer Refractometer Suppliers from Wholesale China Auto Refractometer - Ningbo Sinotester Biological Co., Ltd.$9.5
Digital pH Meter, pH Tester in Mesurment and pH Analytic Instruments
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Digital pH Meter, pH Tester in Mesurment and pH Analytic Instruments, Find Details and Price about pH Analytic Instruments pH and Chlorine Tester from Digital pH Meter, pH Tester in Mesurment and pH Analytic Instruments - Ningbo Sinotester Biological Co., Ltd.$70
High Accuracy Portable pH Meter Price Waterproof
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High Accuracy Portable pH Meter Price Waterproof, Find Details and Price about Waterproof pH Meter pH Meter Price from High Accuracy Portable pH Meter Price Waterproof - Ningbo Sinotester Biological Co., Ltd.$1
High Accuracy Orp Meter Better Quality Orp-2626 Online Orp Monitor
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High Accuracy Orp Meter Better Quality Orp-2626 Online Orp Monitor, Find Details and Price about Oxidation-Reduction Potentiometer Tester Hand Held Orp Tester from High Accuracy Orp Meter Better Quality Orp-2626 Online Orp Monitor - Ningbo Sinotester Biological Co., Ltd.$99
Turbidity Meter Controller for Dringking Water
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Turbidity Meter Controller for Dringking Water, Find Details and Price about Turbidity Analyzers Turbidity Meter from Turbidity Meter Controller for Dringking Water - Ningbo Sinotester Biological Co., Ltd.$65
Digital Soil pH Meter Calibration Waterproof
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Digital Soil pH Meter Calibration Waterproof, Find Details and Price about Orp pH Meter Soil pH Meter Tester from Digital Soil pH Meter Calibration Waterproof - Ningbo Sinotester Biological Co., Ltd.$2.5
Soil pH Moisture Meter Portable Digital Price
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Soil pH Moisture Meter Portable Digital Price, Find Details and Price about pH Meter Soil Digital Soil pH Meter from Soil pH Moisture Meter Portable Digital Price - Ningbo Sinotester Biological Co., Ltd.$2.5
Reviews
4.8
5 reviews
“ Good packaging (13)“ Good packaging (13)
“ good service (13)“ good service (13)
“ prompt service (16)“ prompt service (16)
“ With pictures (17)“ With pictures (17)
Customers
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Certifications
ISO 9001
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International Organization for Standardization 9001
FSC
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Forest Stewardship Council
CE
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Conformité Européenne
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Key export market
🇻🇳 Vietnam🇻🇳 Vietnam
🇧🇷 Brazil🇧🇷 Brazil
🇮🇳 India🇮🇳 India
🇵🇰 Pakistan🇵🇰 Pakistan
🇨🇱 Chile🇨🇱 Chile
🇲🇾 Malaysia🇲🇾 Malaysia
North AmericaNorth America
AfricaAfrica
AsiaAsia
EuropeEurope
South AmericaSouth America
OceaniaOceania
🇺🇸 United States🇺🇸 United States
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Description
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