Yieryi Pocket LCD PH Meter PH Pen PH Acidity Meter 0.0-14.0pH for Pool Water Laboratory

Features

• PH meter calibration while increasing standards:
• 1, the pH electrode into the pH value of 6.86 (25 oCc under standard mixed phosphate buffer solution, and gently shake.
• 2, with a small screwdriver adjust the calibration potentiometer until the display value and the standard buffer solution at ambient temperature ph values.
• 3, the electrodes into pH4.00 stupid phosphorus or potassium acid borax pH9.18 standard buffer solution.
• 4, after about two minutes or so. Shows the pH value of the buffer value is compared to the error should be within the allowable range.

packing list:

• 1 x ATC pH meter with plastic box
• 1 x screw driver
• 3 x AG 13 button cell batteries ( included)
• 2 pouches of calibration buffer solution (4.0 & 6.86)
• 1 x instruction manual ( English)

Pocket digital display acidity meter,The introduction of advanced technology and the use of imported components, greatly reducing the volume, reduce the cost, to maintain the original quality, so that the use of acidity meter has been popularized. Pocket digital displayPHIs a classic brand of pocket digital acidity meter,With high stability, high reliability, easy to use, low price and popular worldwide, by the majority of users of all.

Shen Zhen YIERYI Technology Co., Ltd established in 2012 and are located in Economic Development Area, Shen Zhen City, Guang Dong Province, enjoying an ideal geographic position with convenient facilities, excellent craftsmanship and complete testing methods.
We are a professional manufacturer of high quality Portable Refractometer for sugar,brix,Alcohol,Salinity,milk wine,Engine Fluid Glycol and water ph meter soil meter meter .etc.. Our Factory have attained ISO9001:2008 Quality System Certification. Our products have ROHS and CE Certification, our other some products also have type patent.

We started exporting from 2013, At present, our factory sells our products to Europe, America, Southeast Asia and the Mid-East. Our annual sales volume are $1 Million - $2.5 Million. Our products are also sold to different big and medium cities in China and are warmly welcomed by our customers.
Our factory always attaches great importance to technological innovation and has been recruiting professional staff regularly. We also cooperate with research institutions to develop new products. To meet customers' high level needs, we always adhere to the enterprise spirit of "Unity, Industriousness, Exploration and Innovation". To reward our customers through our persistent pursuit for high quality products and first-class services, we wish to cooperate with customers from various circles to create a prosperous future together.