Click to Verify - This site chose VeriSign SSL for secure e-commerce and confidential communications.
Security Seal
Marine Depot Live Chat Support
Pet supplies, Pet products, and Pet Accessories for your dogs, cats, birds, fish, reptiles or small pets. Pet experts are available to help you.
New Customer? Register | Sign In
0 items
Your cart is currently empty.
View Cart Checkout
Aquarium Supplies
Home » Saltwater Aquarium Supplies  » Testing Equipment  » Calibration Solution  »  HM Digital pH/ORP Electrode Storage Solution
HM Digital pH/ORP Electrode Storage Solution

HM Digital pH/ORP Electrode Storage Solution

In Stock: Buy now and your order will ship the next business day
Item #:
15% off one single item in your order! Some exclusions apply.
Use Coupon at checkout: KEEPCALM
Valid From 4/16/2014 - 4/17/2014
Add To My Wish List

Click here to check out this product on our new website! »
*If you already have items in your shopping cart, they will not be transferred over to the new site.

HM Digital pH/ORP Electrode Storage Solution Information

ZT-2: Basic TDS TesterTDS-EZ: Economy TDS TesterTDS-3: TDS Meter with CaseEC-3: Conductivity Meter with CaseTDS-4: Pocket-Size TesterTDS-4TM: Pocket-Size TDS/TemperatureAP-1: AquaPro Water Quality Tester (TDS)AP-2: AquaPro Water Quality Tester (EC)COM-100: Waterproof EC/TDS/Temp MeterPH-200: Waterproof pH MeterORP-200: Waterproof ORP MeterTM-1: Digital Thermometer

QC-1: Quick Check MonitorSM-1: Single Line TDS MonitorDM-1: Dual TDS MonitorDM-2: Dual TDS Monitor 2FM-1: Filter MonitorFM-2: Filter Monitor with VolumizerCT-1: Clean Tap MonitorPM-1: Purity MonitorPM-2: External Purity Monitor

PS-100: TDS ControllerPS-200: Dual TDS ControllerPS-202: Dual Display TDS ControllerPC-100: Conductivity ControllerPSC-150: Extended Range EC/TDS ControllerPSC-154: TDS/EC Controller with 4-20mA OutputCIC-152: Dual Control Dosing/Injection TDS/EC Controller

TDS Calibration SolutionspH BuffersORP Buffers & Test KitpH/ORP Electrode Storage SolutionTDS/EC SensorsController CoverWater Flow SwitchFlow Sensor pH/ORP Electrode Storage Solution
  • For use with HM Digital's PH-200 and ORP-200. Always make sure your sensor is kept in an electrode storage solution. If dry, refill the cap with the OP-STOR storage solution.
  • Part #OP-STOR
  • For use with the PH-200 or ORP-200
  • Convenient size
  • Total volume: 60 cc
  • Contents: Specially formulated KCl solution for pH and ORP electrodes (sensors)
  • Bottle: Combination twist off and eyedropper style cap

Manufacturer Info

HM Digital, Inc.
Established in 1987, HM Digital, Inc. (formerly known as Heemang Electronics) is an original equipment manufacturer (OEM) that has been recognized worldwide for providing the best values in water testing instrumentation, especially the increasingly popular TDS meter.

HM Digital pH/ORP Electrode Storage Solution Reviews

Average Rating
(1 reviews)
Sort Reviews By:

Just what I needed

Reviewers Rating Excellent!

Posted: 10/21/2011 from BERESFORD, SD UNITED STATES
5.0 5
Experience Level: Expert

Comments: The product is good but the focus of this review is the awesome service I get from the great people here at the website. If you haven't purchased from them yet, DO IT! Prices are competitive and in most cases lower. Customer service is outstanding!

1 of 1 People found this review helpful, did you? Yes No

HM Digital pH/ORP Electrode Storage Solution Window Navigation Prev Next Zoom Close
We value your opinion & experience
Thank you for taking the time to review our products!

This is a Product Review for: HM Digital pH/ORP Electrode Storage Solution

First tell us about yourself.

Name to display on the review: Location (ex: Anaheim, CA):
Your experience level:

How would you rate this product?

Review Title:

Write your review:
(Please focus on product quality and performance, maximum 2000 characters)

This item is temporarily unavailable but will be back in stock soon.

Item #
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you know when the product you are looking for becomes available!

Item Code:
Your Email:
We offer a Low Price Guarantee on all in-stock merchandise. Just compare our total price—item price + tax (if applicable) + shipping & handling—to the total price of other online stores. If you find a lower price, we will match the price and refund 10% of the difference.

Enter the price, shipping cost and website address where you found the lower price. Then click the "Add to Cart" button. We will review the lower price while processing your order and make any necessary reductions before your order ships. Some restrictions apply. See Terms & Conditions.

Price *
Shipping Cost *
Competitor's Website *

Sharing products with friends and family couldn’t be easier!

Just complete the fields below to send your friend or family member a personalized email message featuring the product of your choice.

Your Name *

Friend's Name *

Friend's Email *

Personal Message

Add to Wish List
Select Wish List:
Comments (up to 200 characters):
Quantity Desired:
Quantity Received:
Email Specials
Subscribe to our newsletter feed.
Newsletter Tips & Tricks! New Products!
Discounts & Promos!
March 15, 2014
"Price was good and everything arrived packed well and on promised schedule."

March 13, 2014
"I received my lights with one broken. I called the 800 # and they shipped me a new light that day, no questions asked. Great service."

March 9, 2014
"When looking for things that need exact measurements, like plumbing, Marine Depot makes it very easy with detailed graphics and explanations. Videos are a very nice touch and have helped me a lot on my reef upgrade."
pipicaicedo - Choose your Chalice