SAMWHA Electronics has been creating the values of the mankind and environment.
SAMWHA Electronics has contributed to devel-oping the nation and society with the mind.

As the company’s activities affecting environment are considered as an important factor, SAMWHA Electronics enacts the environment policy like the below.
 EU declared RoHS related to restricting six hazardous substances. (February, 2003)
 (Pb, Cd, Cr6+, Hg, PBBs, PBDEs)
1 Anthracene 120-12-7 C14H10  
2 4,4'-Diaminodiphenylmethane 101-77-9 C13H14N2  
3 Dibutyl phthalate (DBP) 84-74-2 C16H22O4 Paints, Pigment, Adhesive, Plasticizer etc
4 Cyclododecane 294-62-2 C12H24  
5 Cobalt dichloride 7646-79-9 Cl2Co Humidity Indicator etc
(for Silica gel etc)
6 Diarsenic pentaoxide 1303-28-2 As2O5  
7 Diarsenic trioxide 1327-53-3 As2O3  
8 Sodium dichromate dehydrate 7789-12-0 Na2Cr2H2O7  
9 5-tert-butyl-2,4,6-trinitro-m-xylene
(musk xylene)
81-15-2 C12H15N3O6 Aroma
10 Bis(2-ethyl(hexyl)phthalate) (DEHP) 117-81-7 C24H38O4 Plasticizer etc
(for PVC, Rubber etc)
11 Hexabromocyclododecane (HBCDD) 25637-99-4 C12H18Br6 Flame retardant
12 Alkanes, C10-13, chloro
(Short Chain Chlorinated Paraffins)
85535-84-8 CxH(2x-y+2)Cly,
Where x = 10-13
and y = 1-13
Flame retardant,
Plasticizer etc
13 Bis(tributyltin)oxide 56-35-9 C24H54OSn2 Wood preservative,
Insecticide etc
14 Lead hydrogen arsenate 7784-40-9 AsHO4Pb  
15 Triethyl arsenate 15606-95-8 (C2H5O)3AsO  
16 Benzyl butyl phthalate (BBP) 85-68-7 C19H20O4 Acrylic paints plasticizer etc