MOESM2 of Identification of the proto-inkstone by organic residue analysis: a case study from the Changle Cemetery in China

2018-03-23T05:00:00Z (GMT) by Meng Ren Renfang Wang Yimin Yang
Additional file 2: Figure S2. The extraction solvent of chloroform/methanol (2:1 V/V) (a) and acetone (b) after centrifugation.