Accompanying the introduction of the new Optrode photometric sensor, Metrohm presents a range of titrimetric applications using the advantages of photometric detection of the equivalence point. The new applications cover a number of industries including the pharmaceutical industry, the petrochemical industry, and water analysis. The new ANs are available for free from the homepage of Metrohm International Headquarters.

The new ANs are:

• AN-T-093 Fully automatic photometric determination of the total base number (TBN) according to ASTM D974-11
• AN-T-092 Fully automatic photometric titration of the total acid number (TAN) according to ASTM D974-11
• AN-T-091 Fully automatic determination of the total content of Ba, Ca, Mg, Pb, and Zn in unused lubricating oils
• AN-T-090 Photometric EDTA titration of zinc sulfate according to Ph. Eur. and USP
• AN-T-089 Photometric EDTA titration of manganese sulfate according to Ph. Eur. and USP
• AN-T-088 Photometric EDTA titration of bismuth subnitrate according to Ph. Eur. and USP
• AN-T-087 Photometric titration of carboxyl end groups in polymers
• AN-T-086 Photometric detection of ascorbic acid (vit. C)
• AN-T-085 Photometric detection of sulfate
• AN-T-084 Fully automatic determination of the total, calcium, and magnesium hardness of water samples by photometric titration
• AN-T-083 Photometric titration of chondroitin sulfate sodium according to Ph. Eur and USP
• AN-T-082 Determination of nickel by photometric titration
• AN-T-081 Determination of magnesium in cement by photometric titration of the solubilized product
• AN-T-080 Determination of iron in cement by photometric titration of the soubilized product
• AN-T-079 Determination of calcium in cement by photometric titration of the solubilized product
• AN-T-078 Determination of aluminum in cement by photometric titration of the solubilized product

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