CLPB Standards

We recommend you coal, coke and hearth waste standards produced by Polish accredited laboratory CLPB.

All samples are available in 50 g bottles. These CRMs have been prepared according to ISO 17034.


Catalogue
No.
CLPB-WK 01/21CLPB-WK 03/20CLPB-OD 01/20CLPB-OD 02/22CLPB-K 02/20
MatrixCoalCoalHearth wasteHearth wasteCoke
Carbon %78,584,511,429,4 
Sulfur %0,880,5 0,251,70,57
Hydrogen %4,784,87   
Nitrogen %(1,35)(1,13)   
Chlorine %0,140,13 0,04 (0,05)
Phosphorus % (0,010)  (0,060)
Mercury mg/kg0,209(0,02)0,145(2,515) 
Ash %8,413,6588,4867,689,59
Volatile matter % in 850°C30,6729,52  0,67
Volatile matter % in 900°C31,34(30,54)   
Calorific value kJ/kg31949 3476949529823
Combustible matter %  11,633,0 
Non-combustible matter  %  88,4  
Ignition loss %  11,67