Item
|
Na2B4O7.10H20
|
Item
|
Na2B4O7.5H20
|
Content of Fe % ≤
|
0.002
|
Fe ppm
|
10
|
Content of Na2B4O7.10H2O % ≥
|
99.5
|
Content of Na2B4O7.5H2O
|
101.7-103.1
|
Content of CO3 % ≤
|
0.1
|
Content of Na20
|
21.6-21.9
|
Content of Non-dissolved substance % ≤
|
0.04
|
Non-dissolved substance ppm
|
400
|
Content of SO42- % ≤
|
0.1
|
SO42-ppm
|
100
|
Content of Cl-% ≤
|
0.03
|
Cl-ppm
|
120
|