测试项目: X, Y, Z. x, y, Y. CIE L*,a*,b*.L*, C, H*.△L*,△a*,△b*, △C*,△H*,△E*,Yellowness,-index,IodineNumber(0~120) Hazen(APHA)number(0~000),Gardner number (0~18),Lovibond 5-1/4" , 1" , Klett, Saybolt,
ASTM D1500, Hess-lvess,European pharmacopoeia,
美***药典颜色值(依据 USP 631章 " color andachromicity)
Tx, Ty, Tz (transmittance)Spectral transmission,photometer function