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› Selenium dioxide - EXTRA PURE
Selenium dioxide - EXTRA PURE , LABORATORY CHEMICALS, SPECIFICATION
NILE CHEMICALS
SELENIUM
DIOXIDE
SPECIFICATION
Sublimed
SeO
2
M.W.
110.96
Assay
min. 99%
Chloride ( CI )
max. 0.05%
Sulphate ( SO
4
)
max. 0.005%
Iron
( Fe )
0.005%
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