Found this while going through Costco. Never used this brand. But reviews on amazon look good
Costco => https://www.costco.com.au/Grocery-Household/Cleaning-Laundry…
Amazon => https://www.amazon.com.au/Hypoallergenic-Detergent-Non-Toxic… is selling it for 144.50 for 2*(~3l ,100oz)
Aldi has Laundrite Laundry Liquid 2L FOR $1. 50.. But may not be the quality as good as this.