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Physical and chemical indicators：
Betaine content | Appearance | Loss on drying | lead（Pb） | Arsenic （As） | Particle size (850μm) |
≥30% | Yellow or yellow-brown flowable powder or granules | ≤10.0% | ≤10mg/kg | ≤2mg/kg | ≥90% |
Physical and chemical indicators：
Betaine content | Appearance | Loss on drying | lead（Pb） | Arsenic （As） | Particle size (850μm) |
≥30% | Yellow or yellow-brown flowable powder or granules | ≤10.0% | ≤10mg/kg | ≤2mg/kg | ≥90% |