OHAUS Dissolved Oxygen Meter: Dissolved Oxygen/Temp, 400% DO Concentration - Max
The OHAUS ST300D-B is a handheld dissolved oxygen meter that measures DO concentration up to 400% with ±1% accuracy and 1% resolution, plus temperature with 0.3°C accuracy. It includes (4) AAA batteries for operation.
SKU 3G-OTH-380788
Also listed as: ST300DB · ST300D B
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OHAUS ST300D-B is a handheld dissolved oxygen meter that measures DO concentration up to 400% with ±1% accuracy and 1% resolution, plus temperature with 0.3°C accuracy. It includes (4) AAA batteries for operation.
Frequently Asked Questions
What is the OHAUS ST300D-B dissolved oxygen meter used for?
The OHAUS ST300D-B is a handheld meter for measuring dissolved oxygen concentration in water, up to 400% saturation, with ±1% accuracy. It is used in wastewater treatment, aquaculture, environmental monitoring, and laboratory testing to assess water quality and oxygen levels.
What are the specifications of the OHAUS ST300D-B?
The OHAUS ST300D-B measures dissolved oxygen concentration up to 400% with ±1% accuracy and 1% resolution. Temperature accuracy is 0.3°C. It includes (4) AAA batteries. The manufacturer part number is ST300D-B.
Where to buy the OHAUS ST300D-B worldwide?
You can source the OHAUS ST300D-B through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to calibrate the OHAUS ST300D-B dissolved oxygen meter?
To calibrate the OHAUS ST300D-B, perform a one-point calibration in water-saturated air or a zero-point calibration using a sodium sulfite solution. Follow the manufacturer's instructions for probe preparation and ensure stable readings before confirming calibration.
Used in
Common applications for OHAUSOHAUS Products
3G Electric supplies OHAUS handheld dissolved oxygen meters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
