Darbat Advanced Works SPC is based in Oman and lists bitumen asphalt and manganese ore on Global Trade Plaza. The bitumen listings offer multiple penetration grades including 60-70, 80-100, 100-150 and MC30, and can be supplied to custom specifications. Packaging options for bitumen include new steel drums, 1-ton jumbo bags and bulk delivery. The manganese ore is sourced from Tanzania and offered in three grade ranges: 40% to 43.99%, 44% to 47.99% and 48% to 53.98%. Buyers can send an enquiry through Global Trade Plaza.