极品尤物被啪到呻吟喷水,亚洲VA久久久噜噜噜久久天堂,中文在线а√在线天堂中文,国产99久9在线视频 | 传媒

Liquid sodium acetateComposite carbon sourceSodium acetate trihydrate Sodium acetate Liquid snow melting agent
50% Liquid potassium acetate

Molecular formula: CH3COOK
Molecular weight: 98.14
Properties: colorless transparent liquid, slightly sour.
Application: mainly used for deicing and snow removal of airport runways, bridges and highways.

50% liquid potassium acetate index

content(CH3COOK) %

≥50

iron(Fe) %

≤0.002

arsenic (As) %

≤0.0004

sulfate %

≤0.05

heavy metal(Pb)%

≤0.01

chloride %

≤0.01

Ph value

7.5-9.2

density (at 20℃) g/cm3

1.27-1.3

Solid content(120℃, 4h)%

≥50.25

50% Liquid potassium acetate
Back
肉色丝袜足j视频国产| 天堂√在线中文资源网| 中文成人无字幕乱码精品区| 欧美人与动人物牲交免费观看| 欧美成人精品手机在线| 好男人在线影院官网WWW|