澳大利亚采购需求：无机肥、有机肥、农药、植物生长调节剂

I'm looking to gather more information regarding your offerings for MKP and magnesium sulfate. Specifically, I need details on the available grades, packaging options, and pricing structures for both products. Additionally, could you provide insights into the lead times for orders and any minimum quantity requirements? I'm eager to understand how your products can align with our current needs and expectations. Looking forward to your prompt response!