Promo Hydrion P-12M pH Pencil 0-13 / pH Pensil / surface pH pencil Terbaru

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The Hydrion Mechanical pH Pencil measures the pH of any surface to the nearest full pH value. The Hydrion pH pencil can be used to test irregular or uneven surfaces, and is also effective on porous material and impervious solids. It offers clear bright single color matches at every 1.0 interval from pH 0.0-13.0.
The color chart has pH matches at 0.01.02.03.04.05.06.07.08.09.010.011.012.013.0
The pH Pencil is used to detect acid or alkali residues and may be used to measure the pH of any of the following:
Paper, Lumber, Concrete, Cement, Plasterboard, Pre-painted surfaces, Painted Surfaces, Textiles, Skins, Ceramics
Product Direction :
To measure the surface pH just wet the surface with distilled water. Stroke the surface with the pencil. Wait approximately 15 seconds and compare the resulting color change with the color chart.
To advance pencil lead, simply turn the pencil top clockwise.
including color charts. Each pencil will give the user at least 100 tests. Replaces Hydrion Jumbo pH Pencil P-13N
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