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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
MATERIAL DECLARATION SHEET
No.
Construction
Element(subpart)
Homogeneous
Material
Material
weight
[mg]
Homogeneous
Material\
Substances
CASRN
if applicable
Materials
Mass %
Material
Mass % of
total unit wt.
Subpart
mass of total
wt. (%)
1 Ceramic Substrate 34.7435
Aluminum oxide
1344-28-1
96
83.688
87.176
Silicon dioxide
14808-60-7
2
1.7435
Magnesium oxide
1309-48-4
2
1.7435
2
Top conductor
Silver
0.6157
Silver
7440-22-4
100
1.545
1.545
3
Bottom conductor
Silver
0.3152
Silver
7440-22-4
100
0.791
0.791
4 Resistor Ruthenium Oxide 0.3821
Palladium
7440-05-3
40
0.382
0.958
Silver
7440-22-4
35
0.336
Ruthenium(IV)
oxide
12036-10-1 15 0.144
Silicon dioxide
14808-60-7
10
0.096
5 First encapsulating Glass 0.3685
Glass
65997-17-3
92
0.851
0.925
Chromium(III)
oxide
1308-38-9 8 0.074
6
Overcoat
Resin
0.8454
Resin
25036-25-3
100
2.121
2.121
7 Side conductor Silver 0.8142
Silver
7440-22-4
85
1.736
2.042
Resin
9003-36-5
15
0.306
8
Plating (Middle)
Nickel
0.6872
Nickel
7440-02-0
100
1.724
1.724
9
Plating (Outer)
Tin
1.0308
Tin
7440-31-5
100
2.586
2.586
10 Marking Resin 0.0525
Resin
29690-82-2
70
0.092
0.132
Titanium oxide
1317-80-2
30
0.040
Total weight
39.8551
This Document was updated on: 19/01/2018
Important remarks:
1. It is the responsibility of the user to verify they are accessing the latest version.
Material Number CRM2512 Series (less than 1Ω)
Product Line High power lead free chip resistors
Compliance Date 19/01/2018
RoHS Compliant Yes MSL N/A