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| R & D QUALITY ASSURANCE CERTIFICATE |
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| 1 pH, Viscosity, Conductivity
/ Resistivity Measurements |
| 2 Wet chemistry (Classical
analysis) |
3 High pressure Liquid Chromatography
(HPLC),photo Diode Array
Detector (Quantification of subsidiary colors
and intermediates) |
| 4 Loquid chromatography
(LC) (Identification of intermediates) |
| 5 UV/VIS Spectrophotometry
(Color matching, pure dye content) |
| 6 Moisture Determination |
| 7 Gas Chromatography (GC)
(purity and intermediates in raw materials) |
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| 8 Thin Layer Chromatography(TLC) |
| 9 Atomic absorption /Emission
Spectroscopy (AA) (Metal Analysis) |
| 10 Direct current Plasma
Spectophotometry (Metals by atomic emission) |
| 11 Potensiometric Tiration |
| 12 Colorimetry and Color
Matching Caoabilities |
13 Ion Chromatography (IC),Isocratic
and Gradient Systems (inorganic Salts
(chlorides and sulfates),Cations) |
14 Particle Size Determination
One of Dura colors Technologies'primary strengths is its expertise in
Dyes and printing colors Dura colors offers a full spectrum of products
and capabilities for digital imaging, including finished inks, component dyes.
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