| 3/22/2018 | 283220009019 | AMMONIUM HYDROGEN SULFITE LEFT
| 4200 | Kilogram | 25636.77 | N/A | AROMSA BESIN AROMA VE KATKI MADDELERI SANAYI VE TICARET ANONIM SIRKETI |
| 3/29/2018 | 283230002000 | SULFITS; THIOSULPHATES:; THIOSULPHATES:; AMMONIUM THIOSULFATE;
| 750 | Kilogram | 10934.81 | N/A | PROSVER MAKINE VE KIMYA SANAYI TICARET LIMITED SIRKETI |
| 3/8/2018 | 283220001000 | AMMONIUM SULPHITE; 18029 OS-1L (20 PCS)
| 20 | Units | 4896.38 | N/A | DOWELL SCHLUMBERGERMIDDLE EAST ANKARA TÜRKIYE SB. |
| 3/7/2024 | 283220001000 | AMMONIUM BISULPHITE*202/4/5 ANNEX2 IS NOT IN THE SCOPE OF UGD* | 1300 | KILOGRAM | 1509 | N/A | DYSTAR KİMYA SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/5/2024 | 283220009019 | AMMONIUM BISULPHITE SOLUTION 70% (AMMONIUM/M BISULFITE) | 351000 | KILOGRAM | 209679 | N/A | BKT BOĞAZİÇİ KİMYASAL TEKNOLOJİLERİ SANAYİ VE DIŞ TİCARET LİMİTED ŞİRKETİ |