hexavalent
美 [ˌheksə'veɪlənt]英 [ˌheksə'veɪlənt]
- adj.【化】有六价的
- 网络价铬

1
2
3
4
5
6
7
8
9
11
12
13
16
17
19
20
21
22
23
24
25
Determination of Hexavalent Chromium Content in Dyed Leather by Decoloration with Solid Phase Extraction
26
27