𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Determination of trace amounts of p-toluenesulfonic acid in organic materials

✍ Scribed by Dokl�dalov�, J. ;Upton, R. P.


Publisher
Springer-Verlag
Year
1972
Weight
328 KB
Volume
60
Category
Article
ISSN
0344-838X

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Determination of trace amounts of seleni
✍ Hannah R. Klein; Robert H. King; William J. Mader 📂 Article 📅 1969 🏛 John Wiley and Sons 🌐 English ⚖ 470 KB 👁 1 views

A quantitative method for the determination of less than 30 p.p.m. selenium in organic sulfur-containing drugs has been developed. The procedure utilizes oxygen flask combustion for decomposition of the organic matter and colorimetric measurement of selenium after reacting with 2,3-diaminonaphthalen

A catalytic method for determination of
✍ A.A. Alexiev; V. Rachina; P.R. Bontchev 📂 Article 📅 1979 🏛 Elsevier Science 🌐 English ⚖ 336 KB

A rapid, simple, and reproducible method for determination of iron in biological material is suggested using the oxidation of p-phenetidine hydrochloride with hydrogen peroxide in a reaction catalyzed by Fe(lII) and activated by f,lO-phenanthroline. The high sensitivity of the reaction allows a sing