Lâmpada de incandescência e tubos de ensaio sobre fundo azul - Banco de fotos e imagens

Spiritlamp and test-tubes on blue background

Spiritlamp and test-tubes on blue-red background

Spiritlamp and test-tubes on blue-red background

Spiritlamp and test-tubes on blue background

Spiritlamp and test-tubes on blue background

Spiritlamp and test-tubes on blue-yellow background

Spiritlamp and test-tubes on blue background

Spiritlamp and test-tubes on blue background

Test tubes on black background

Test tubes on black background

Test tubes and flasks on dark background

Test tubes isolated on white

Test tubes on gray background

Test tubes on black background

Fixed laboratory glassware on dark background