✦ LIBER ✦

The use of continuous extraction for the removal of interfering elements in the determination of calcium and magnesium

✍ Scribed by J.P. Riley

Publisher: Elsevier Science
Year: 1959
Tongue: English
Weight: 624 KB
Volume: 21
Category: Article
ISSN: 0003-2670
DOI: 10.1016/0003-2670(59)80191-4

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

The determination of lignin in plant tis

The determination of lignin in plant tissues : Use of a continuous-extraction method to remove interfering materials

✍ D. Macdougall 📂 Article 📅 1954 🏛 John Wiley and Sons 🌐 English ⚖ 421 KB 👁 1 views

Indicator for the titrimetric determinat

Indicator for the titrimetric determination of calcium and total calcium plus magnesium with ethylenediaminetetraacetate in water

✍ D.P.S. Rathore; P.K. Bhargava; Manjeet Kumar; R.K. Talra 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 397 KB

The use of 2\_[(4-phenylthioacetic acidJazoI-1,8-dihydroxynaphthalene-3,6-disulphonic acid as an indicator for the titrimetric determination of both calcium and total calcium plus magnesium is reported. The variables affecting the colour change at the end-point were optimized. The method is free fro

The mineral composition of apples. XI. A

The mineral composition of apples. XI. An extraction technique suitable for the rapid determination of calcium, but not potassium and magnesium, in the fruit

✍ Michael A. Perring 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 524 KB

## Abstract Practically all the calcium could be extracted from apple tissue, provided that particle size was reduced initially by a blending procedure, by heating with 6 N‐hydrochloric acid for 10 min. Tests with commercial samples indicated that including the time required to remove the seeds, a

Use of titan yellow for the determinatio

Use of titan yellow for the determination of magnesium in plant material

✍ A. H. Cornfield; A. G. Pollard 📂 Article 📅 1950 🏛 John Wiley and Sons 🌐 English ⚖ 252 KB 👁 1 views

The determination of calcium and magnesi

The determination of calcium and magnesium by atomic absorption spectroscopy

✍ T.V. Ramakrishna; J.W. Robinson; Philip W. West 📂 Article 📅 1966 🏛 Elsevier Science 🌐 English ⚖ 586 KB

Magrtesitrm 21 28 2 li G ml\ 4.5 l/nlin 25 I/tnin .---I\_- Water was first sprayed through the flame followed by the calcium or magncsium solutions. This operation was repeated after each absorption measurement. Under these conditions, the sensitivity for calcium was 0.5 p.p,m., and for magnesium,

Use of calmagite for the determination o

Use of calmagite for the determination of traces of magnesium in biological materials

✍ U.P.S. Chauhan; B.C. Ray Sarkar 📂 Article 📅 1969 🏛 Elsevier Science 🌐 English ⚖ 629 KB

Most spectrophotometric methods for determining magnesium are based on the formation of lakes or soluble colored complexes. These lakes have some disadvantages for quantitative analysis because reproducibility and stability of the colors are not satisfactory in heterogeneous systems (1). Moreover, t