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Colorimetric Analysis in General
Constructional Details of the Colorimeter
absorbed absorption band accuracy activity amount aperture atom beams of light BEER's law Budapest buffer solutions cent centration chemical colorimetric analysis colorimetric match colour change colour intensity coloured compound courtesy of Metrimpex cup holder curve developed dilution dissociation constant division DUBOSCQ colorimeter electron emitted equal equation equilibrium constant error eyepiece eyepiece tube Fe3+ FeSal FeSCN2 formula hydrogen ion illuminated indicator instrument iron constituent LAMBERT'S law lamp light absorption light density light ray light source lighting hole luminous flux luminous intensity magnifier main scale measured molar extinction coefficient mole/lit molecules optical orbit perceptible petrolic ether pH value photons plunger pointer potassium chromate present prism radiation ratio refracting plate relevant Sal2 salicylic acid salt sensation shown in Figure spectral spectrum standard solution Standard-size Cups substance surface Table test solution tion unit unknown solution vernier reading vernier scale wave-length weak acid windowlets