FVXO-PC73
Series
RoHS Material Declaration
Material Name
Cover
Kovar
Component
Nickel (Ni)
Cobalt (Co)
Iron (Fe)
Alumina (Al
2
O
3
)
Silicon Oxide (SiO
2
)
Chromium Oxide (Cr
2
O
3
)
Titanium Oxide (TiO
2
)
Magnesium Oxide (MgO)
Calcium Oxide (CaO)
Tungsten (W)
Molybdenum (Mo)
Nickel (Ni)
Cobalt (Co)
Gold (Au)
Iron (Fe)
Nickel (Ni)
Cobalt (Co)
Silver (Ag)
Copper (Cu)
Aluminum (Al)
Silicon (Si)
Gold (Au)
Silver (Ag)
Epoxy
Silicon Dioxide (SiO
2
)
Silver (Ag)
Nickel (Ni)
Silver (Ag)
Silicon (Si)
Content
(mg)
5.09
3.15
9.47
79.178
3.143
3.379
0.873
0.437
0.297
12.272
0.380
4.740
0.395
0.624
5.809
3.119
1.829
2.269
0.400
0.0021
0.950
0.480
0.000210
0.0000700
2.04
0.019
0.000159
0.00037
0.000125
140.3
Content
（�½��½�％）
3.63%
2.24%
6.75%
56.4%
2.24%
2.41%
0.622%
0.311%
0.212%
8.74%
0.27%
3.38%
0.28%
0.445%
4.14%
2.22%
1.30%
1.62%
0.285%
0.00150%
0.68%
0.342%
0.000150%
0.0000499%
1.45%
0.0135%
0.000113%
0.000264%
0.000089%
100.00%
Base
Ceramic
+ Metallization
+ Nickel Plating
+ Gold Plating
＋Seal
ring
＋silver
solder
ＩＣ
ＩＣ
Gold
Adhesive
Crystal
Crystal
Electrode
Adhesive
TOTAL
(CAS Number)
7440-02-0
7440-48-4
7439-89-6
1344-28-1
14808-60-7
1308-38-9
13463-67-7
1309-48-4
1305-78-8
7440-33-7
7439-98-7
7440-02-0
7440-48-4
7440-57-5
7439-89-6
7440-02-0
7440-48-4
7440-22-4
7440-50-8
7429-90-5
7440-21-3
7440-57-5
7440-22-4
14808-60-7
7440-22-4
7440-02-0
7440-22-4
7440-21-3
Page
10 of 15
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