Nickel Manganese Cobalt Oxide NMC=1:1:1 Powder

SPECIFICATIONS

Item

 Standard

 Test result

 The analytical methods and instruments

 Element content (wt%)

Ni+Mn+Cu

≧58

58.79

Consult GB/T1287-94.GB/T15899-1995.HG/T2631-2005:  Volumetry

Li

7~8

7.29

Consult

JY/T 015-1996: Inductively coupled plasma atomic emission spectrometry

Na

≦0.03

0.0036

Fe

≦0.01

0.0032

Cu

≦0.005

0.0001

H2O

≦0.05

0.01875

Consult.GB/T606-2003      C30 Carle Fischer coulometric instrument

Distribution of grain size(um)

d10

≧5

6.66

Consult.GB/T19077.1-2008     Mastersizer2000 laser particle analyzer

d50

8~14

10.11

d90

≦25

20.69

Electrochemical performance

First discharge efficiency(%)

≧85

87

Consult GB/T20252-2006 Appendix C

Button half cell 0.2C  4.2v-2.7v

First discharge capacity(mAh/g)

≧153

154.1~154.8

Physical property

BET (m2/g)

0.2~0.5

0.33

Consult GBT 13390-200Tristar specific surface area

TD (g/cm3)

≧2.3

2.5

Consult GB/T5162-2006/ISO3953:1993; FZS4-4B Jolt density meter

PH

≦11.5

11.18

Consult GB/T1717-1986:DELTA320Ph