1:OEM,PG and VG as optional 2:certificate:SGS,TUV 3:Solvent is supplied by Dow chemical 4:pay:paypal,western union 1:our products are rich to meet your any purchasing requirements ,100% original with best price;OEM is available.2:we can offer you free sample if you can pay freight3:Certificates:SGS,TUV.4:PG and VG as optional5:Solvent is supplied by Dow chemical6:bottle size :small bottle: ...