SRK11-S2
Material description
Material ID: SRK11-S2
Material type: Glass fibre reinforced aluminium sarking with polypropylene backing.
Additives (fire retardants, fillers or traces of inorganic elements): Aluminium (93%), Calcium (4%), Magnesium (2%), traces of other elements (<1%)

| Compound | Mass Concentration (%) |
|---|---|
| Aluminium (Al) | 93 |
| Calcium (Ca) | 4 |
| Magnesium (Mg) | 2 |
| Traces of titanium (Ti) | <1 |
| Traces of potassium (K) | <1 |
| Traces of silicon (Si) | <1 |
| Traces of iron (Fe) | <1 |
| Traces of chlorine (Cl) | <1 |
A. Material composition identification
A.2 Energy Dispersive X-Ray Fluorescence (EDXRF)
Table 2. Inorganic elements and their mass concentration identified with EDXRF.| Element | Mass Concentration (%) |
|---|---|
| Al | 93 |
| Ca | 4 |
| Mg | 2 |
| Ti | <1 |
| K | <1 |
| Si | <1 |
| Fe | <1 |
| Cl | <1 |
