Pen-type digital accuracy lab PH tester PH-981
- 10000 Piece / Pieces per Month
- ShangHai or Ningbo
- T/T Credit Card PayPal
Product Details
Place of Origin: | Zhejiang, China | Brand Name: | Lohand | Model Number: | PH-981 |
Power: | Other, Electronic, 4X1.5v alkaline | Usage: | Other, PH test instrument |
Product Description
Pen-type Accuracy PH Meter PH-981
Technical data:
MODEL | PH-981 |
Measuring range | 0.00~14.00pH |
Resolution | 0.01pH |
Accuracy | ±0.05pH |
Calibration | 1 point |
Power | 4×1.5v alkaline |
Working condition | 0~50°C, RH≤95% |
Auto shut-off | Approx. 4 minutes |
Dimension | 168×33×20mm |
Weight | 65g |
Feature: This ph meter is pen-type model, it has the functions of high precision, hold, ATC which is suit for lab or outdoor test.
OPERATION
1. Remove the protective cap. Do not be afraid if white crystals appear around the cap. This is will be dissolved when rinse with water.
2. Turn the tester ON by pressing the “ON/OFF” button.
3. Immerse into solution up to the max immersion level.
4. Stir gently and wait until the display stabilized.
5.After use, turn the tester off by pressing the “ON/OFF” button, use the water clean the electrode and replace the protective cap.
Do not use distilled or deionized water for storage purposes.
Large fluctuations in readings could be due to lack of calibration, dry electrode or rundown Batteries.
Attention: put electrodes in 3mol/L KCL solution for 12 hours for every 2-3 weeks, to make sure the electrode is in good condition and accuracy.
BATTERY REPLACEMENT
If calibration can not be performed or the display fades, batteries must be replaced .slide off the battery compartment cover and replace all four 1.5V alkaline batteries, while paying attention to the correct polarity.
Batteries should only be replaced in a non-hazardous area and using the battery type specified in this instruction manual.
ELECTRODE REPLACEMENT
1. Remove the protective cap.
2. Unscrew the plastic ring on the top of the electrode .
3.Pull out the electrode and replace it with a new one. make sure the gaskets are in place before screwing back the ring.
WARRANTY
These instruments are warranted from all defects in material and manufacturing for a period of one year from the date of purchase. If during this period, the repair or the replacement of parts is required where the damage is not due to negligence or erroneous operation by user, please return the parts to either dealer or our offices, and the repair will be effected free of charge.
Hangzhou Lohand Biological Co.,Ltd is a professional company that manufactures and exports laboratory instruments and equipments.We have our own registered brand"LOHAND" and own factory,with strong R&D center,sales team,customer service team and QC team,which grows very fast and obtains good reputation in the markt.
Our major products include: Refractometer,Test paper,pH meter,Electrode,TDS meter,Salinity meter, DO meter,ORP meter,Conductivity meter,Turbidity meter,Color comparison tube,test kit etc.Most of the products have CE certificate.All products can be customized according to buyers' special requirements.
Q1: Why choose us?
A: 1. We have our own factory with strong R&D center and QA team which can make sure your goods can be sent out on time and in superior quality.
2. We have experienced and dedicated core members to offer you professional and reliable before-sales and after-sales service.
3. We have purveyed customers with the lowest wholesale price.
Q2: How do you guarantee the quality?
A: One year's guarantee from date on B/L. Normally. If it's quality problem, we promise to return goods or funds.
Q3: Is OEM available?
A: Yes, all goods can be custom made by your requirements, including packing, LOGO print, etc.
Q4: Can we buy 1 pc for sample testing?
A: Yes, we are glad to send 1pc for quality testing if we have stock of the model you required.
Q5: How to deliver the goods for trial order or small order?
A : For small order, we prefer to choose international express, such as DHL, TNT, EMS which are faster and more convenient for customer. Also, we cooperate with an express agent that can give us a big discount for express fee which is much lower than that quoted by official. For the goods with detachable battery, the express fee can be lower down if the goods is sent out without battery.
Q6: What kind of payment your company accept?
A : T/T , WEST UNION , PAYPAL , ETC.
Q7: If we have not found the model from website, what should we do?
A: Please email us with description and picture of the product, we research and develop new model every month, and some of them maybe have not been uploaded in website immediately. But If this is a new products for us, we can develop it for you after get all detailed information about your product.
Contact Us
- Hangzhou Lohand Biological Co., Ltd.
- Contact nameMike Zhang
- Phone86-0571-86418090
- AddressFloor 2, Bldg. 5, Jianggan Tech Park, No. 63, Jiuhuan Road, Jiubao Town, Jianggan Dist, Hangzhou,Zhejiang
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