New fashion business stainless steel vacuum flask
24.65 $ – 25.18 $
Retro Metal Coffee Mug Portable Stainless Steel
25.21 $ – 28.10 $
Description
Specifications:
Measure range: 0.00 – 14.00PH
Resolution: 0.01PH
Accuracy: ±0.01 PH (at 25℃)
Power Supply: 2*1.5V (LR44 Included)
Operating Temperature: 0℃ – 80℃ (32℉ – 176℉)
Dimension: 155mm* 31mm * 18mm / 6.10”×1.22”×0.70”
Weight: 50g / 1.76oz
Calibration:
1. Turn on the pH meter.
2. Dissolve each buffer solution in 250 ml of distilled water.
3. Immerse the electrode into the pH 6.86 solution (under the temperature of 25℃).
4. Press the “CAL”(calibration) button for 5 seconds and release；
– Display screen will start flashing “6.86”；
– Wait for it until the display screen stops flashing；
– Rinse the electrode with distilled water and make it dry with filter paper.
5. Repeat the above steps with 4.01 pH buffer powder and 9.18 pH buffer powder.
Note:
Calibration is required in the following conditions.
– Lengthy periods of inactivity
– Very frequent use
– The testing accuracy requirement is very high
– The “cal” key was pushed and the electrode was exposed to air for an extended period of time
Package Includes:
1×pH Meter
3×pH Buffer Powder
1×User’s Manual
Additional information
| Weight | 0.10 kg |
|---|---|
| Dimensions | 155 × 31 × 18 cm |
| Color |
Yellow |
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Shipping Policy
Shipping is now free for all orders.
There is a processing time associated with every order before it ships out.
Total Delivery Time = Processing Time + Shipping Time
The processing time varies between each item, but is usually between 1 and 3 business days and can be longer during public holidays. The exact processing time can be found on each product’s page.
You will receive tracking info by email as soon as we ship your order.
US: 7 - 15 business days
CA: 15 - 20 business days
AU: 8 - 25 business days
UK: 8 - 20 business days
Saudi Arabia : 8- 25 business days
Pakistan: 15 - 45 business days
Rest of the world: 25-40 business days
Tracking Information
Once your order ships, we will send you an email with the courier and tracking number.
Depending on the courier and type of shipping chosen, there may be a delay from the time you order ships to obtain the tracking number.
There may also be a delay before the tracking number becomes active on the courier’s system.
Returns & Refunds
Returns & Refunds
We Offer Return / Refund For US,AU,UK,EU as per policy outlined below . All products must be returned in their original condition (never worn and never washed, with original tags attached) and in original packaging. Boot boxes must also be in original condition, so please put them in another box or outer packaging for return shipment. We reserve the right to refuse any return or exchange of merchandise that does not meet these requirements. Refused merchandise will be sent back to the customer. Clearance items are not accepted as returns under any circumstances. Returns and exchanges may take up to 5 business days to be processed once received. You will receive a confirmation email once your return has been processed. Please send all queries to: support@coomat.com Our return window is 10 days. This begins on the day that the product was received by the customer and ends on the day that the customer ships the product back to us. We do not accept returns after 10 days under any circumstances. Return shipping is the responsibility of the buyer. Trackable shipping is highly preferred as we cannot be responsible for lost packages. Please ship items that you wish to return/exchange to: We recommend shipping your return with an insured carrier and with a tracking number. We are not responsible for items lost or damaged during return shipping. Refunds can be issued in two forms. The first is a monetary refund that will be subject to a $10 restocking fee*. The second is a store credit for the full purchase price, not subject to a restocking fee. The store credit will be issued as a gift card delivered via email. Original shipping charges are not included in refunds. *For returns that included three(3) or less items, this fee is per order. For returns that include more than four(4) items, this fee will be per item. Unacceptable Returns: a. The buyer does not like it. b. The product description is not real. c. Products smell unusual. d. The buyer ordered the wrong items or SKU. e. The shipping address was provided incorrectly. f. Product difference was negotiated in advance. g. Tracking information deleted by logistics companies or local post offices.Related products
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