| Use Method |
(1)Snow-Melting Agent 1#: When temperature is at -15°C to -25°C,the using dosage is 25g-50g/M2;at above -15 °C it can be maintained for 8 days; at below -15°C it can be maintained for 4 days.
(2)Snow-Melting Agent 2#: When temperature is at -15°C to -25°C,the using dosage is 30g-50g/M2;at above -15 °C it can be maintained for 10 days; at below -15°C it can be maintained for 6 days.
(3)Snow-Melting Agent 3#: When temperature is at -15°C to -25°C,the using dosage is 20g-40g/M2;at above -15°C it can be maintained for 9 days; at below -15°C it can be maintained for 5 days.
(4)Snow-Melting Agent 4#:When temperature is at -15°C to -25°C,the using dosage is 30g-60g/M2; at above -15°C it can be maintained for 6 days; at below -15°C it can be maintained for 3 days. |
