polycrystalline silicon
Improvement of Siemens method
Manufacturer
in accordance with national standard

polycrystalline silicon

Specifications:

Improvement of Siemens method

Manufacturer

The product should be in accordance with national standard

Size:  6~25mm/25~100mm/100~200mm

Detection of phosphorus

resistance ≥100 Ω·cm

Detection of Boron

resistance ≥500 Ω·cm

Total metal impurities≤0.05ppmw

Acceptors impurity ≤1.5ppba

Donors impurity ≤0.5ppba

Origin: Shandong province,  China   Undoped:    P type

Testing equipment:

We have advanced quality inspection equipment, such as: chromatography, such as weather; spectrograph, shimmers of light thermometer, measuring machines of phosphorus, measuring machines of Boron and so on

My company's products ensure the quality, courteous service to ensure that credit.

Warmly welcome all friends from home and abroad to visit our factory.