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B2O3

  • B2O3 BORON OXIDE 5N 99.999%
  • Appearance:Like colorless glass

Physical Properties

Molecular weight :69.6
Density :1.84(20Ž),A1.65(500Ž),A1.53(1000Ž)
Viscosity(poise) :3630(600Ž),A355(800Ž),A100(1000Ž).A39.8(1200Ž)
Free energy :-3.3 Kcal/formula wt.
Vapor pressure(mmHg.)

:1.95 x 10-4(1021 Ž) ,A1.91x 10-1(1368Ž)


Size (mm ) Weight(g ) Size (mm ) Weight(g )
20
25
26
30
35
37
40
44
46
48
50
53
55
58
60
62
65
70
72
75
5-(15)-30
10-30
10-20
10-30
15
20-35
20-40(60)
25-50
25-130
25-55
30-100
30-85
40-90
40-42
60-120
60-200
70-160
80-200
80-130
80-200
80
83
85
90
95
100
105
110
120
125
140
142
145
150
175
180
184
195
218
100-200
100-170
100-230(250)
100-255(300)
100-400
120-400
120-275
120-300
300-600
300-400
200-1000(1200)
200-500
200-500(1200)
400-700
600
600-1000
600-1000
600-1000
1000-1500

*Other forms and weight are also available in response to customer's request

Moisture content

Grade Moisture content(ppm)
AA
A
B
C
D
E
1600}100
1200}100
500}50
300}50
120}10
≦ 100

Analysis

Grade Moisture content(ppm)
Si
Al
Fe
Pb
Cu
Zn
Cr
0.2ppm
0.1ppm
0.2ppm
0.05ppm
0.05ppm
0.01ppm
0.01ppm

Package...Sealed in polyethylene-aluminum laminated film bags under vaccum

WARNING
B2O3 encapsulant is extremely hygroscopic in air or on finger-touch,and should be
handled quickly with fweezeos and gloves.

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