Soporte personalizado
OEM, ODM, OBM
Lugar del origen
Chongqing, China
Product name
Petroleum Oil Electrical Colour Comparator
Standard
ASTM D1500, GB/T 6540
Color dial
26 pieces of Dia 14 light holes
Structure
color dial, observation lens, light source and color comparing tube
observation lens
concave mirror and seperated bar
Light source
220V, 100W,with temperature of 2750K grinding,milk white light bolb