⚠️ Research Use Only. All QSC compounds are sold for in vitro laboratory research purposes only. Not for human consumption. Researchers in Singapore are responsible for compliance with the Health Sciences Authority (HSA) regulations.
QSC Singapore Domestic Warehouse — Now Open
QSC (Qingdao Sigma Chemical) launched its Singapore domestic warehouse in 2026, making it the first research-grade peptide supplier with local Singapore fulfillment. Singapore-based researchers now receive orders shipped domestically — faster delivery, no international customs, no import delays. All compounds carry ≥99% HPLC purity with independent Janoshik COA on every batch.
