Chemical Analysis


1. Rubbers, Rubber Chemicals, Rubber Products characterisation

Type Test Method
Rubbers/Rubber Blend TGA, IR, NMR, GC-MS
Rubber Chemicals IR, NMR, GC-MS
Composition of Rubber Products TGA, IR, NMR, GC-MS
Nitrosamine GC-MS

2. Latex characterisation

Properties Standard test Method Latex (ml) Price (THB)
Total Solid Content (TSC) ISO 124 50-100 250
Dry Rubber Content (DRC) ISO 126 50-100 250
Alkalinity ISO 125 50-100 250
Volatile Fatty Acid Number ISO 156 100-200 400
Potassium Hydroxide Number ISO 127 100-200 400
Mechanical Stability Test(MST) ISO 35 100-200 400
Coagulum Content ISO 706 200-300 400
pH ISO 976 50-100 200
Viscosity ISO 1652 600-1,000 400
Magnesium Content RRIT* 50-100 400*
* RRIT: Rubber Research Institute, Rubber Authority of Thailand

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