Our company applies a quality management system, based on the principles of the Standard EN ISO 9001:2008, for all stages of the production process and all her facilities as well. The Quality Management System is certified by the international german bodies of Standardization DEKTA CERTIFICATIONS and LGA.
The continuous checks to the incoming raw material and all production stages, ensure the excellent quality of the product.
CERTIFICATION MARKS DEKTA CERTIFICATIONS & LGA
MATERIAL EXAMINATIONS
Test | Dimension | Requirements | Test findings | Result |
---|---|---|---|---|
Arsenic | mg/kg | < 10 | 2,4 | ✓ |
Lead | mg/kg | < 10 | 5,0 | ✓ |
Cadmium | mg/kg | < 0,7 | < 0,1 | ✓ |
Chrome | mg/kg | < 70 | 8700 | ✓ |
Copper | mg/kg | < 70 | 5,7 | ✓ |
Nickel | mg/kg | < 25 | 200 | ✓ |
Mercury | mg/kg | < 1 | < 0,5 | ✓ |
Zinc | mg/kg | < 200 | 50 | ✓ |
For the elements which exceed the limiting value an aqueous according to DIN ISO 9001:2008 is produced and this eluate is examined.
ELUAT ANALYSIS
Parameter | Dimention | Limiting Value | Value | Result | Method |
---|---|---|---|---|---|
pH-value | - | 5,5 – 11,0 | 8,1 | ✓ | 38404-C 5 |
Contuctivity | μS/cm | < 2,000 | 415 | ✓ | EN 27888 |
TOC | mg/l | < 20 | < 1 | ✓ | EN 1484 |
AOX | mg/l | < 0,1 | < 0,01 | ✓ | EN 1485 |
Phenol index | mg/l | < 50 | < 10 | ✓ | 38409-H 16 |
Cholide | mg/l | < 125 | 100 | ✓ | EN ISO 10304-1 |
Sulphate | mg/l | < 250 | 14 | ✓ | EN ISO 10304-1 |
Cyanid (total) | mg/l | < 50 | < 10 | ✓ | 38405-D 13-1 |
ELUATE ANALYSIS (FOR THE ELEMENTS WHICH EXCEED THE GUIDELINE VALUE AFTER DIGESTION WITH AQUA REGIA).
Parameter | Dimension | Requirements | Test findings | Result |
---|---|---|---|---|
Arsenic | mg/kg | < 20 | - | ✓ |
Lead | mg/kg | < 100 | - | ✓ |
Cadmium | mg/kg | < 5 | - | ✓ |
Chrome | mg/kg | < 100 | < 5 | ✓ |
Copper | mg/kg | < 200 | - | ✓ |
Nickel | mg/kg | < 200 | < 10 | ✓ |
Mercury | mg/kg | < 1 | - | ✓ |
Zinc | mg/kg | < 300 | - | ✓ |
POLYCYCLIC AROMATIC HYDROCARBON (PAH)
Parameter | Dimension | Requirements | Test findings | Result |
---|---|---|---|---|
Total PAH | mg/kg | < 10 | < 0.2 | ✓ |
Benzo[a]pyrene | mg/kg | < 20 | < 0.2 | ✓ |
Parameter | Examination Methods |
---|---|
Heavy metal material contents | After digestion with aqua regia the determination of Arsenic, Lead, Cadmium, Chrome (total), Copper, Nickel, Mercury, Zinc was carried out by means of ICP according to DIN EN ISO 11885. |
Eluate Analysis | An aqueous eluate is produced according to DIN EN ISO 38414-S4. |
ph-value | DIN 38404-C 5 |
Conductivity | DIN EN 27888 |
TOC | DIN EN 1484 |
AOX | DIN EN 1485 |
Phenol index | DIN 38409- H 16 |
Chloride | DIN EN ISO 10304 -1 |
Sulphate | DIN EN ISO 10304 – 1 |
Cyanide (total) | DIN 38405-D 13-1 |
Arsenic | DIN EN ISO 11969 |
Lead | DIN 38406-E 6-3 |
Cadmium | DIN EN ISO 5961 |
Chrome, total | DIN EN 1233 |
Chrome (VI) | DIN 38405-D 24 |
Copper | DIN EN ISO 11885 |
Nickel | DIN 38406-E 11-2 |
Mercury | DIN EN 1483 |
Zinc | DIN EN ISO 11885 |
Polycyclic Aromatic Hydrocarbons (PAH) | The sample is extracted by n-hexane and analyzed by means of capillar GC/MS. The following substances are analysed: Naphthalene, Acenaphthylene, Acenaphthene, Fluorene, Phenanthrene, Anthracene, Fluoranthene, Pyrene, Chrysene, Benzo(a)anthracene, Benzo(b)fluoranthene, Benzo(k)fluoranthene,Benzo(a)pyrene, Dibenzo (a,h)anthracene, Indeno(c,d)pyrene, Benzo(g,h,i)perylene |
Nuklid | Decay chain or half-time T 1/2 | Spez. activity [Bq/kg] | Comment |
---|---|---|---|
K 40 | 1,3 E 09 years | 618 | natural |
Ra 226 | Uran | 47 | natural |
Th 232 | Thorium | 31 | natural |
Th 234 | Uran | 31 | natural |
U 235 | Uran 235 | < 1 | natural |
Cs 137 | 30 Jahre | < 1 | artificial |