in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably
in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably
in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably
in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably
in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably

in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably

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in stock supply soil hydrometer TM-85 alcohol meter electro-hydraulic digital hydrometer density meter favorably

About the product

Characteristic

Material

Glass

Origin

Hebei wuqiang

Item number

TH-2018

Type

Soil hydrometer

Brand

Tonghui

Scope of application

Soil

Model

TH-2018

Whether to import

No

Measurement accuracy

0.0005

Measuring range

0-60

Processing and customization

Is

Order number

TH-1106

Description

15.1

2_看图王.web.jpg

3_看图王.web.jpg密度计法试验步骤包括:

1.密度计法进行颗粒分析试验宜采用含水率土样。也可采用风干(烘干)土样进行;
2.对于风干(烘干)土样,取代表性土样100~300g,放入研钵中,用带橡皮头的研杵碾散。将研散后的土过2mm筛,将筛上土研散再过筛,直到筛上仅留下大于2mm的颗粒;
3.将粒径小于2mm的土样拌和均匀,称取土粒质量的土样作为试样。当采用含水率土样作为试样时,按下式计算所需湿土质量 :          
4.将制备好的试样倒入三角烧瓶中,注入大约200cm3的纯水,浸泡18小时以上,用含水率土样直接进行颗粒分析试验,可不浸泡或缩短浸泡时间。稍加摇荡以后,放在砂浴上煮沸。从沸腾时开始记时,粘土和不易分散的土,煮1小时左右,其它土不少于0.5小时.

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Characters

Properties

Material

Glass

Origin

Hebei wuqiang

Item number

TH-2018

Type

Soil hydrometer

Description

15.1

2_看图王.web.jpg

3_看图王.web.jpg密度计法试验步骤包括:

1.密度计法进行颗粒分析试验宜采用含水率土样。也可采用风干(烘干)土样进行;
2.对于风干(烘干)土样,取代表性土样100~300g,放入研钵中,用带橡皮头的研杵碾散。将研散后的土过2mm筛,将筛上土研散再过筛,直到筛上仅留下大于2mm的颗粒;
3.将粒径小于2mm的土样拌和均匀,称取土粒质量的土样作为试样。当采用含水率土样作为试样时,按下式计算所需湿土质量 :          
4.将制备好的试样倒入三角烧瓶中,注入大约200cm3的纯水,浸泡18小时以上,用含水率土样直接进行颗粒分析试验,可不浸泡或缩短浸泡时间。稍加摇荡以后,放在砂浴上煮沸。从沸腾时开始记时,粘土和不易分散的土,煮1小时左右,其它土不少于0.5小时.

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