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  PVC/FRP Corrosion-Resistant Property
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Medium Conc 20℃ 50℃ Ｍedium　 Conc　　 t
20℃ 60℃
Sulfuric Acid 0～50% √ √ Oxalic Acid   √ √
50～75% √ Ф Lemon Acid   √ √
75～90% Ф Ф Benzoic Acid   √ √
90～93% × × Hydroxde   √ 0
Nitric Acid 0～68% √ Ф Salts   √ √
68～94% Ф ×
Permangante
10% √ √
  × × 20～25% 0 ×
Hydrochlkric Acid 0～35% √ √ Hydrogen Peroxide <90% √ √
>35% √ Ф Peroxide   √ 0
Phosphoric Acid <90% √ √ Aqueous Ammonia   √ √
>90% × × Methyl Alciho √ √
Hydrofluoric Acid 0～4% √ √ Ethvl Alcohol   √ √
5～50% √ Ф Ketones × ×
Carbonic Acid   √ √ Fomaldehyde   √ Ф
 PP
 

Medium

 Conc
20℃ 50℃ 60℃ 100℃
Medium Conc　　 t
20℃ 50℃ 60℃ 100℃
Sulfuric Acid 0～50% √ √ 0 Ф Carbonic Acid   √ √ √ √
50～75% √ √ 0 × Chromic Acid <50% √ 0 0 Ф
75～90% √ 0 Ф × >50% √   ×  
90～93% Ф Ф × × Oxalic Acid   √ 0 0 Ф
Nitric Acid 0～68% √ √ Ф × Lemon Acid   √ 0 0 Ф
68～94% Ф ×     Benzoic Acid √ √ √ 0
>95% ×       Hydroxde √ √ √ ×
Hydrochlkric Acid 0～35% √ √ √ √ Salts   √ √ √ √
>35% 0 0 Ф × Potassium Permangante 10% √ √ √ √
Phosphoric Acid <90% √ √ 0 0 20～25% √ √ √ √
>90% √ √ 0   Peroxyi >90% √ √ ×  
Hydrofluoric Acid 0～4% √ √ √ √ Aqueous Ammonia   √ √ √ √
5～50% √ √ √ Ф Fomaldehyde √ √ 0  
50～70% √ √ √ × Aetones Ф Ф Ф ×