monocrystalline solar ingot,solar cells,solar panels,solar inverter,6N,9N poly silicon,

Product specifications Parameter Elements Analytical methods applied

Product specifications

Parameter Elements Analytical methods applied

Packaging

Donors (P, As, Sb)  ≤ 5.0ppba

Acceptors (B, Al)  ≤ 0.1ppba

photo-luminescence spectroscopy (FTPL) or infrared absorption analysis (FTIR). Six PE bags are packaged into a corrugated paper box and each double PE bag has a net weight of 5kg.

infrared absorption analysis

Carbon

Bulk purity (FTIR) on annealed ≤ 0.5ppma

polycrystalline samples.

Labels on the product

Bulk metals

Total of bulk metals

The labels on the package contain the (Fe, Ni, Cr, Cu, Zn, Na) following information. ≤ 15.0ppbw

i) Manufacturer

Total surface metalsii) Lot number <30.0ppbw inductively coupled plasma iii) Quantity and weight

Fe ≤ 10.0ppbw mass spectrometry (ICP-iv) Poly grade; photovoltaic silicon Ni ≤ 2.0ppbw MS) or equivalent method.

Surface metals

Cr ≤ 2.0ppbw

Cu ≤ 2.0ppbw

Zn ≤ 4.0ppbw Certificate of analysis

Na ≤ 15.0ppbw

K ≤ 10.0ppbw

To accompany each shipment with the Size     <5mm   < 2%

5- 150mm   >98%

information about

i) Order number Contaminant Not allowed

ii) Product name Coloration Not allowed

iii) ordered quantity

All issued specifications reflect the present status but are subject to change without notice. For more information, please contact our sales representatives

monocrystalline solar ingot,solar cells,solar panels,solar inverter,6N,9N poly silicon,