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project

Indicator requirements

Typical value

Test method or instrument

Li

4.3±0.2

4.3

ICP test method

Fe 

33-35

34.9

ICP test method

P

19-21

19.43

ICP test method

C

1-2

1.31

Weighing method

Ca

0.02%max

0.01%

ICP test method

Pb

0.004%max

0.001%

ICP test method

Cd

0.002%max

0.001%

ICP test method

H2O

0.1%max

0.05%

DHG-9146A electric thermostatic blast oven

Tap density (g / cm3)

1.0-1.3

1.15

BT-300/302 Baxter Compact Density Meter

Specific surface area (m2 / g)

≤13

10.7

F-Sorb2400 gold edge spectrum specific surface area tester

Particle size distribution D50 (μm)

2-3

2.5

MS2000 Malvern laser particle size analyzer