L(+)-Arabinose, an aldopentose monosaccharide, is an isomer of D-galactose, commonly used as a substrate in bacterial growth media for the growth of arabinose-utilizing bacteria. It enters the bacterial cell through the phosphoenolpyruvate-dependent phosphotransferase system.

Identity (IR-spectrum): conforms

Spec. rotation [α²0/D (100 g/l, water): +103.0 - +105.0 °

Heavy metals (as Pb): ≤ 0.001 %

TLC-Test: conforms

Water: ≤ 0.5 %

Suitability for microbiology: conforms

Total aerobic microbial count (TAMC): ≤ 1000 CFU/g

Total combined yeasts/moulds count (TYMC): ≤ 100 CFU/g