As usual Google and strangely Castrol themselves provided the answer:
LL
Typical Characteristics
Name Method Units Castrol EDGE 5W-30 LL
Density @ 15C, Relative ASTM D4052 g/ml 0.85
Viscosity, Kinematic 100C ASTM D445 mm2/s 11.9
Viscosity, CCS -30C (5W) ASTM D5293 mPa.s (cP) 5860
Viscosity, Kinematic 40C ASTM D445 mm2/s 69
Viscosity Index ASTM D2270 None 173
Pour Point ASTM D97 °C -45
Flash Point, PMCC ASTM D93 °C 197
Ash, Sulphated ASTM D874 % wt 0.77
Product Performance Claims
ACEA C3
BMW - Longlife-04 MB-Approval 229.31/ 229.51 Porsche C30
VW 504 00/ 507 00
M
Typical Characteristics
Name Method Units Castrol EDGE 5W-30 M
Density @ 15C, Relative ASTM D4052 g/ml 0.851
Viscosity, Kinematic 100C ASTM D445 mm2/s 12.0
Viscosity, CCS -30C (5W) ASTM D5293 mPa.s (cP) 5800
Viscosity, Kinematic 40C ASTM D445 mm2/s 68
Viscosity Index ASTM D2270 None 173
Pour Point ASTM D97 °C -39
Flash Point, PMCC ASTM D93 °C 228
Ash, Sulphated ASTM D874 % wt 0.8
Product Performance Claims
ACEA C3
API SN PLUS
BMW Longlife-04
MB-Approval 229.31/ 229.51/ 229.52