What buffers are supported for calibration?

It supports USA, NIST, and DIN buffer options, including 2 custom buffers.

Biobase China pH Meter Digital Portable pH/ORP Meter

Name: Biobase China pH Meter Digital Portable pH/ORP Meter
Brand: Biobase Biodustry (Shandong) Co., Ltd.
SKU: 757683062

Shandong, ChinaBiobase Biodustry (Shandong) Co., Ltd.

US$80.00-280.00

1 Piece

Product profile

Customization

Available

Display

Needle

Portable

Non Portable

Model NO.

PH-221

Appliance

Food Analysis, Medical Research, Biochemistry

Model

pH-221

pH Range

-2.000~20.000pH

pH Accuracy

±0.002pH

Resolution

0.1, 0.01, 0.001pH, Selectable

Calibration Points

1~5 Points

Calibration Solutions

USA

Temperature Compensation

0~100°C, 32~212°F, Manual or Automatic

Mv Range

-1999.9~1999.9mv

Mv Accuracy

±0.2mv

Temperature Range

0~105°C, 32~221°F

Temperature Accuracy

±0.5°C,±0.9°F

Hold Function

Manual

Connector

BNC

Net Weight

300g

Gross Weight

2kg

Transport Package

Standard Export Package

Specification

475*155*350mm

Trademark

Biobase

Origin

China

Production Capacity

500/Month

Key features

Multi-Point Calibration: Supports 1 to 5 points calibration with automatic recognition for USA, NIST, and DIN buffers.

Advanced Electrode Diagnosis: Automatically displays pH slope and offset to monitor electrode health and performance.

Large Data Memory: Stores up to 500 data sets for comprehensive record keeping and analysis.

Long Battery Life: Approximately 150 hours of operation with 3 AA batteries when backlight is off.

Customization Options: Offers full, minor, and flexible customization from samples or designs via OEM/ODM services.

Calibration Due Alarm: Prompts users to calibrate the meter regularly with customizable intervals from 1 to 31 days.

Company profile

Importers and ExportersYears of Export ExperienceExperienced TeamExhibition Experience

Biobase Biodustry (Shandong) Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.65h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company involved in medical-device sales, manufacturing, research and development, and related technical activities. It reports ISO9001:2015, ISO14001, and CE certifications, 100% finished-product inspection, five quality inspectors, and stated annual production capacities for Biological Safety Cabinets and Auto Chemistry Analyzers. R&D evidence includes new products in the past year, ODM services, and broad customization from samples, designs, or full specifications. Overseas support includes installation, repair, training, maintenance, and debugging, with overseas warehouses and agents or branches. Financial records are identified for 2022–2024, but no financial performance values are provided. Evidence of customer cases is limited to OEM service for popular brands and participation in the Pittcon Exhibition.

Supplier typeThe supplier is classified as a combined company. Its stated scope covers Class I, II, and III medical-device activities, including sales, production, research and development, medical services, and related installation or construction activities.

CertificationsThe supplier reports ISO9001:2015 and ISO14001 certifications, as well as CE product certification capability. The slices do not provide certificate validity dates or scope details, but they explicitly identify multiple certifications.

After-Sales capabilityThe supplier lists overseas installation, repair, training, maintenance, and debugging services, and reports overseas warehouses plus overseas agents or branches. It also has written service-capability procedures with follow-up records and 20 qualified service suppliers, although the stated overseas-service country count is zero.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and offers broad R&D customization. It does not have an available SDK, which limits evidence of software-development support but does not negate the documented product-development capability.

Production capacityThe supplier reports annual capacities of 10,000 Biological Safety Cabinets and 11,100 Auto Chemistry Analyzers, with laser cutting equipment and a bending machine. Its stated business scope also includes production of Class I, II, and III medical devices, while the adequacy of equipment and capacity for a specific order is not established.

Customization capabilityBoth R&D and design-capability records list customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is explicit evidence of a broad customization offering.