API 13K REDLINE : 2011

Important Information Concerning Use of
Asbestos or Alternative Materials
1 Scope
2 Normative References
3 Terms and Definitions
4 Acronyms, Abbreviations, and Symbols
5 Wet Analysis Methods
6 Barium Sulfate and Strontium Sulfate
7 Silica and Alumina
8 Hydrochloric Acid Soluble Metals - Sodium,
   Potassium, Calcium, Magnesium, Iron, Copper,
   Manganese, Lead and Zinc
9 Procedure - Hydrofluoric, Sulphuric, Nitric,
   Perchloric Acid Soluble Metals - Sodium, Potassium,
   Calcium, Magnesium, Iron, Copper, Manganese, Lead,
   and Zinc
10 Alternative Methods for Iron
11 Water-soluble Materials in Barite
12 Water-soluble Chlorides
13 Water-soluble Sulfates
14 Water-soluble Carbonates, Bicarbonates, and Hydroxyl
   Ions
15 Water-soluble Phosphates
16 Loss on Ignition
17 Siderite Content
18 Zinc Carbonate and Lead Carbonate
19 Total Carbonate
20 Acid-soluble Sulfides
21 Calcium Hydroxide (Lime) or Cement
22 X-ray Fluorescence Analysis
23 Heavy Metals in Barite
Annex A (informative) - Rational Analysis
Annex B (informative) - Metric "SI" Unit Conversion
        Table

Gives a comprehensive, detailed description of the chemical analytical procedures for quantitatively determining the mineral and chemical constituents of barite.