can't read?
: SS 405
: 7440-21-3
: Si
: 28.09
: Silicon wafers or a “slice” of substrate find applications in the fabrication of integrated circuits, solar cells etc. They serve as a substrate for various microelectronic devices.
: SS 405 (OTTO) Silicon substrate (single side polished), <100>, P-type, diam. × thickness 1 in. × 300 - 400 μm - used in electronics for the fabrication of integrated circuits and in photovoltaics for conventional, wafer-based solar cells.
: Crystal optics,Chemically coated windows / substrates
: <100> ± 0.5 °
: 2” (50.8±0.2 mm)
: 300 - 400 μm
: ± 5% approx
: One side polished
: Ra < 5 Å
: 1- 10 ohm-cm
WGK Germany 2