SKU: 99490017458

Ohaus ST350 3-in-1 Glass Refillable pH Electrode

Sale price$147.53 Regular price$163.92
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Description

Ohaus ST350 3-in-1 Glass Refillable pH ElectrodeOhaus ST350 3 in 1 Glass Refillable pH Electrode with Integrated Temperature Probe The OHAUS Starter Series of electrodes are designed to produce exact results time and time again. They fit perfectly in the electrode holders on OHAUS bench meters as well as electrode clips on all OHAUS portable meters. This electrode is suitable for normal samples. Specifications: pH Range: 0 to 14 Temperature Range: 0 to 100 C Shaft Material: Glass Internal Reference

Ohaus ST350 3-in-1 Glass Refillable pH Electrode with Integrated Temperature Probe

The OHAUS Starter Series of electrodes are designed to produce exact results time and time again.  They fit perfectly in the electrode holders on OHAUS bench meters as well as electrode clips on all OHAUS portable meters.  This electrode is suitable for normal samples.

Specifications:

  • pH Range: 0 to 14
  • Temperature Range: 0 to 100 ºC
  • Shaft Material: Glass
  • Internal Reference Type: Ag/AgCl
  • Refillable/Non-refillable: Refillable
  • Reference Junction Type: Annular ceramic
  • Refilling Reference Electrolyte: 3M KCl solution
  • Dimensions (Shaft): 120 x 12mm
  • Cable Length: 1m
  • Temperature Sensor: Yes
  • Connector: BNC Cinch

CARE AND USE

This delicate instrument requires proper care and maintenance to produce accurate, reliable results and to ensure a long, usable life.

Extend the life of your pH electrode in the following ways:

  1. Always keep the electrode moist when not in use by placing it in an electrode storage solution (3M KCl).
  2. DO NOT store the electrode in distilled or deionized water, as this will cause ions to leak out of the glass bulb and reference electrolyte. This will produce a slow and sluggish response and can damage the electrode. 
  3. Remove the electrode gently from the storage bottle and rinse it with distilled water before use.
  4. For long-term storage, always keep the electrode in the bottle filled with enough storage solution to cover the bulb. Replenish the bottle as needed.

Starter Series Electrodes Data Sheet
ST350 Manual

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 99490017458

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DaveG
San Leandro, US
★★★★★ 5
Sharp and goes well with fancy, or jeans. Looks great for the price.
Size: Large, Color: Black
As tweed Herringbone vests go, this is rather nice and fits well. I'm 5'10", medium build and the Large fit nicely. I ordered it to go with my Oktoberfest Lederhosen outfit (worn to Oktoberfest in Munich), and it worked well. It'll also work with jeans. It's not some high quality piece, but for the price, appears more expensive than what it costs.
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Reviewed in the United States on February 25, 2026
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Will
Belleville, US
★★★★★ 5
Nicely made
Size: XX-Large, Color: Burgundy
Good vest, nice material, good stitching, not too warm. I like it for over a button down shirt.
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Reviewed in the United States on May 21, 2026
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Amazon Customer
Whiting, US
★★★★★ 4
Nice Qualtiy for the Money
Size: Large, Color: Light Blue
I originally ordered this vest in XL based on other reviewers' suggestions to up size, but I returned it for a large. Vests should fit snugly and not be loose. I'm 5"9" and 175lbs and the large was a good fit for me. The material is not as heavy as I expected based on the photos but it is not flimsy. It is well constructed with a nice liner. For the money it is a really nice item. I have nicer vests but then they cost several times what this one did. Overall, I am very happy with it.
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Reviewed in the United States on March 6, 2025
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Kevin Abbott
Los Angeles, US
★★★★★ 5
Great product
Size: Medium, Color: Gray
Fits well and looks great
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Reviewed in the United States on June 23, 2025
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Ron Kantrowitz
Cuba, US
★★★★★ 3
Not terrible for the price. Not super high quality.
Size: 4X-Large, Color: Black
Not bad for the price. Fits a size smaller. I can wear it standing up, but need to unbutton it to sit down. I have very little faith in the buttons. The sewing looks rushed. I may cut them off and replace them. Brown buttons with a black vest? Odd choice. Not sure what the half moon pocket is for next to the button holes.
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Reviewed in the United States on November 6, 2025

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