[讨论]EDS報告出來了!請高手幫忙解讀 [复制链接]

Standard :
C    CaCO3   1-Jun-1999 12:00 AM
Ni    Ni   1-Jun-1999 12:00 AM
Au    Au   1-Jun-1999 12:00 AM

Element	Weight%	Atomic%
C K	4.53	27.28
Ni K	43.48	53.61
Au M	52.00	19.11
Totals	100.00

ectrum processing :
Peaks possibly omitted : 4.810, 9.415 keV

Processing option : All elements analyzed (Normalised)
Number of iterations = 4

Standard :
C    CaCO3   1-Jun-1999 12:00 AM
O    SiO2   1-Jun-1999 12:00 AM
Si    SiO2   1-Jun-1999 12:00 AM
P    GaP   1-Jun-1999 12:00 AM
Ni    Ni   1-Jun-1999 12:00 AM
Sn    Sn   1-Jun-1999 12:00 AM

Element	Weight%	Atomic%
C K	17.15	47.50
O K	4.28	8.90
Si K	0.28	0.33
P K	7.67	8.24
Ni K	53.17	30.14
Sn L	17.46	4.89
Totals	100.00

C    CaCO3   1-Jun-1999 12:00 AMO    SiO2   1-Jun-1999 12:00 AM
P    GaP   1-Jun-1999 12:00 AMNi    Ni   1-Jun-1999 12:00 AM
Sn    Sn   1-Jun-1999 12:00 AM

Element	Weight%	Atomic%
C K	44.20	63.61
O K	26.70	28.85
P K	7.84	4.37
Ni K	0.44	0.13
Sn L	20.82	3.03
Totals	100.00

C    CaCO3   1-Jun-1999 12:00 AM
N    Not defined   1-Jun-1999 12:00 AM
O    SiO2   1-Jun-1999 12:00 AM
Sn    Sn   1-Jun-1999 12:00 AM

Element	Weight%	Atomic%
C K	27.45	58.73
N K	4.05	7.42
O K	13.69	21.98
Sn L	54.81	11.87
Totals	100.00

pcb上怎麼來的caco3跟SIO2

图片:#1-3-1_q00.jpg

图片:#1-3_q00.jpg

有人可以幫忙解釋嗎
因為同 一批板子給別家打也出現零件掉落的狀況
所以已經確定是板廠要賠
但是我還是希望能看懂這樣的報告
請大大門幫忙