Liquid Frost Valheim 1.0.20
Liquid Frost is a crafting material that stacks to 50 in Valheim.
“Magic has infused this ice, turning it into something else entirely.”
Liquid Frost is a material. The game describes it as ice that magic has infused, turning it into something else entirely.
Each unit weighs 2, and you can carry up to 50 in a single stack. It can be teleported, so you can take it through a portal with you.
Other material items
Acorns, 
Amber, 
Amber Pearl, 
Ancient Bark, 
Ancient Coin, 
Ancient Metal, 
Ashlands Gourmet Bowl, 
Ashwood, 
Asksvin Bladder, 
Asksvin Hide, 
Asksvin Neck, 
Asksvin Pelvis.