Western Canadian sulfur desks entered Tuesday 21 October with fresh open evidence that the international spot unwind had caught up to the Vancouver export stem.
ChemPriceHub's roundup published 16 October for the week of 15 October reported Middle East spot FOB prices ex-Iran at 740 to 790 dollars per metric tonne, down from 810 to 850 dollars the previous week after multiple sales to Indian buyers.
The same article said persistent low-price offers from Vancouver-origin material forced Middle East suppliers to cut prices to maintain competitiveness, language that matters on the Pacific corridor where Alberta tonnes compete with Gulf nominations.
Vancouver spot FOB declined for a fourth consecutive week in that note, falling 50 dollars per tonne to 830 to 840 dollars with transactions occurring inside the new range, and some purchasing demand returning after the correction.
India CFR granular prices fell to 880 to 894 dollars per tonne from 930 to 980 dollars, with crushed lump CFR at 840 to 850 dollars versus 900 to 920 dollars previously.
Indonesia CFR retreated to 860 to 880 dollars per tonne from 930 to 950 dollars, while early-week offers for Middle Eastern cargoes were quoted at 920 to 930 dollars CFR against Vancouver-origin material at 880 dollars CFR in the same wire.
North African lump and granular CFR slipped to 845 to 950 dollars per tonne from 890 to 950 dollars, with the write-up citing large-volume Middle East and Vancouver supply at the lower end of the range.
October Middle East producer contracts on Shanghai Metals Market's open 8 October flash remain at 820 to 890 dollars FOB for QatarEnergy, KPC, and ADNOC, a higher contract frame than spot FOB when few cargoes clear at list.
Alberta Energy Regulator ST3 through August 2026 still shows closing sulfur inventory at 11,042,851.4 tonnes, the verified_public stockpile behind rail and terminal scheduling when Pacific buyers delay stems.
Chinese domestic screens held at 6,076.75 yuan per tonne on Shengyishe's 20 October wire, tightening implied replacement cost against the softer dollar FOB bands on the seaborne side.
For corridor context see the China sulfur price topic and Middle East sulfur contract prices topic pages, and the sulfur price today hub for dated open-source rows.
Desk read: pair 830 to 840 dollar Vancouver FOB with 740 to 790 dollar Gulf spot and 880 to 894 dollar India CFR when you size Alberta stem urgency; licensed weekly assessment grids stay with your data vendor.