What is the measuring range for pH?

The pH measuring range is 0.00 to 14.00 pH.

Can the device connect to a PC?

Yes, it has an RS-232 port to connect with a PC for remote control and data analysis.

What is the power supply requirement?

The power supply is AC 220V, 50Hz.

Automatic Potentiometric Titrator ASTM D664 Total Acid Number Tan Tester

Name: Automatic Potentiometric Titrator ASTM D664 Total Acid Number Tan Tester
Brand: Delta Technology (Chongqing) Co., Ltd.
SKU: 1979306292

Chongqing, ChinaDelta Technology (Chongqing) Co., Ltd.

US$1.00

1 Set

Product profile

Customization

Available

After-sales Service

Lifetime

Warranty

One Year

Model NO.

ZDJ-4B

Max Diameter of Workpiece

<500mm

Mass Scope of Workpiece

<900kg

Type

Material Testing Machine

Maxcapacity

<1000KN

Accuracy Grade

0.1

Load Way

Electronic Load

Loading Method

Dynamic Load

Display

Digital

Control

Computer Control

Weight

0-100Kg

Power Source

AC220V

Oil Cylinder Position

Test Method

Potentiometric Titration

Measuring Range

pH:(0.00~14.00)pH

Resolution

pH:0.01pH

Resolution of Titration Tube

10ml Titration Tube:1/10000

Accuracy

pH: 0.01pH 1 Bit

Speed of Transfusion or Fluid Infusion

50s

Repeatability

0.2%

Titration Control Sensitivity

2 Mv

Stability

0.3mv

Power Supply

220V, 50Hz

Dimension

34cm * 40cm * 40cm

Delivery Lead Time

7 Days

Shipping Method

by Courier or Air

Language

English

OEM Service

Available

Transport Package

Total Acid Number Tester Is Packed in Plywood Case

Specification

30cm * 40cm * 40cm

Trademark

Delta

Origin

China Mainland

HS Code

9031809090

Production Capacity

100 Sets / Month

Key features

Lifetime After-Sales Service: Provides lifetime after-sales support for the equipment.

Multiple Titration Modes: Supports acid-base, redox, precipitation, complexometry, and non-aqueous titration.

High Precision Measurement: Accuracy grade 0.1 with pH resolution of 0.01pH and repeatability of 0.2%.

Corrosion Resistant Material: Constructed with materials resistant to perchloric acid corrosion.

PC Connectivity and Control: Connects to PC via RS-232 for remote control, data editing, and statistics calculation.

Fast Delivery Time: Standard delivery lead time is 7 days for orders.

OEM Service Available: Original Equipment Manufacturer service is available for customization.

Digital Display Interface: Features LCD display with English operation interface for easy parameter viewing.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedFast Delivery

Delta Technology (Chongqing) Co., Ltd.

Chongqing, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-03-01Average Response Time: ≤1.11hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, DAP

AI-Powered supplier vetting

SummaryThe supplier operates in technical services, instrument, equipment, robot, and related sales activities, but is explicitly not classified as a professional technical supplier. Its documented capabilities include transformer testing equipment production of 1,000 sets annually, minor customization, ODM, and OEM services. Innovation evidence is limited: one R&D engineer, no new products in the past year, no 3D software design service, and no SDK. Service procedures for corrective actions and complaints exist, but no written records are available, while quality assurance and raw-material traceability statuses are unknown. The supplier reports overseas markets and export sales, but no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Financial records are identified for 2022–2024, but no financial performance details are provided.

Supplier typeThe supplier’s scope covers technical services, technology development and consulting, instrument and equipment sales, intelligent robots, and related machinery. However, it is explicitly identified as not being a professional technical supplier, so its profile is broader equipment and technology-related trading/service activity rather than a specialized technical supplier.

R&D capabilityInnovation capability appears limited: the supplier has one R&D engineer, launched no new products in the past year, does not provide 3D software design or SDK support, and offers only minor customization design services. ODM and OEM capabilities are explicitly available, but these do not offset the stated lack of recent product development evidence.

Production capacityThe supplier reports annual production of 1,000 sets of transformer testing equipment and an off-season lead time within 15 working days. This provides direct evidence of a defined production output and delivery timeframe, although broader capacity, facilities, and quality-performance evidence is not provided.

Customization capabilityThe supplier provides minor customization design services and explicitly offers ODM and OEM services, including OEM for well-known brands. However, it does not provide 3D software design services, so the demonstrated customization capability is positive but limited in scope.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of at least some brand-related customer work. No customer names, project details, performance records, or independently verifiable case descriptions are supplied.