In clinical urinalysis, where amorphous urate crystals can obscure results, specific chemical protocols are used to dissolve them instantly: Sodium Hydroxide ( cap N a cap O cap H to a sample effectively dissolves urate crystals. Prewarming : Warming a specimen to 60 raised to the composed with power C

If you prefer to avoid harsh acids, bio-enzymatic cleaners are an excellent alternative. These contain "good" bacteria that produce enzymes specifically designed to "eat" organic matter and uric salts.

Urinal Cleaning: How to Get Rid Of Uric Scale & Smell in Toilets

If the urinal is completely clogged and the liquid won't go down, chemicals cannot reach the crystals. You must mechanically break them up first.