FOB Price
Get Latest Price12 USD / Piece
|100 Piece Minimum Order
Country:
China
Model No:
hq-01
FOB Price:
12 USD / Piece Get Latest Price
Place of Origin:
jinan
Price for Minimum Order:
12 per Piece
Minimum Order Quantity:
100 Piece
Packaging Detail:
neutral packing
Delivery Time:
in seven days after receiving the payment
Supplying Ability:
-
Payment Type:
T/T, Western Union, PayPal
Product Group :
Contact Person li
south gongye, Jinan, Shandong
Ph meter (ph**1)
Pen-type ph meter
Specification
*measure range: 0.*0—*4.*0ph
*resolution:0.*1ph
*accuracy:+/_0.*1ph
*Automatic temperature compensation: 0℃***0℃
*Power supply: 2*1.5V(AG*3 battery)
*operating temperature: 0℃***0℃
*calibration: manual at one point through trimmers
*dimension: **5mm**9mm**6mm
*weight: *8g
Operation
remove tne protective cap.
first rinse the electrode with distilled water, and suck it with filter paper.
turn the meter on by pressing the on key.
immerse the ph meter electrode in the solution to be tested.
stir gently and wait for the reading to stabilize.
after use. rise the electrode with water to minimize contamination. turn the meter on by pressing the off key.
always replace the protective cap after use.
Calibration
immerse the electrode in PH6.*6(under the temperature of *5℃ ) standard buffer solution of phosphate, and gently shake the electrode.
regulate the trimmer with a screwdriver until the buffer solution value corresponding to the measurement temperature is obtained.
immerse the electrode in ph 4.*1 or ph 9.*8 the standard buffer solution of borax.
after about one minute, until the buffer solution value corresponding to the measurement temperature is obtained.
Important : the instrument’s ph range must be re-calibrated whenever.
approximately one month has passed from the last calibration.
the electrode has been used in particularly taxing conditions.
the utmost accuracy is required.
Battery install
If the meter can not be switched on or the display fades, to change batteries, pull out the battery case and replace batteries. Pay attention to the polarity of battery.
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 repair will be effected free of charge.
Country: | China |
Model No: | hq-01 |
FOB Price: | 12 / Piece Get Latest Price |
Place of Origin: | jinan |
Price for Minimum Order: | 12 per Piece |
Minimum Order Quantity: | 100 Piece |
Packaging Detail: | neutral packing |
Delivery Time: | in seven days after receiving the payment |
Supplying Ability: | - |
Payment Type: | T/T, Western Union, PayPal |
Product Group : | ph |