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土壤水分分析仪

Soil Moisture Analyzers

Model No. SMA-0004 · Soil Analysis Equipment

Neutron Moisture Probe

中子土壤水分仪

Hydrology and recharge projects that need deep, depth-by-depth water profiles still rely on neutron probes. Lowered through 45–50 mm access tubes to 3 m or more, the Am-241/Be source senses a sphere of 30–50 cm radius over 15–60 s counts, reading 0–60% volumetric. Buyers should note that licensed operation and dosimetry are required locally.

Measurement principle
Neutron thermalisation
Source
Americium-241/beryllium
Water content range
0–60% volumetric
Measurement volume
Sphere of 30–50 cm radius
Probing depth
0.3–3 m or more
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Packing & Shipping

Place of originChina (dispatched from Shanghai)
BrandLiquid International / OEM on request
Export packingFumigation-free plywood case or reinforced carton
Loading portShanghai / Ningbo (others on request)
Payment termsT/T, L/C at sight (confirmed on quotation)
Trade termsEXW, FOB, CFR, CIF, DAP

Typical export terms — final terms are confirmed on the proforma invoice.

Product Description 产品描述

Hydrology and recharge projects that need deep, depth-by-depth water profiles still rely on neutron probes. Lowered through 45–50 mm access tubes to 3 m or more, the Am-241/Be source senses a sphere of 30–50 cm radius over 15–60 s counts, reading 0–60% volumetric. Buyers should note that licensed operation and dosimetry are required locally.

Highlights

  • Large measurement sphere averages out point variability
  • Profiles from 0.3 m to 3 m or deeper
  • ±1–2% accuracy with site calibration
  • Uses standard 45–50 mm access tubes

Applications

  • Deep soil water profiling
  • Hydrological research and recharge studies
  • Irrigation and drainage investigations
  • Landfill and contaminant transport studies

Specifications 技术参数

ParameterValue
Measurement principle 测量原理 Neutron thermalisation
Source 放射源 Americium-241/beryllium
Water content range 含水量范围 0–60% volumetric
Measurement volume 测量体积 Sphere of 30–50 cm radius
Probing depth 探测深度 0.3–3 m or more
Access tube diameter 测量管内径 45–50 mm
Counting time 计数时间 15–60 s per depth
Accuracy 准确度 ±1–2% with calibration
Safety 安全 Shielded transport case, dosimetry
Power supply 电源 Battery, rechargeable
Licensing 许可 Radioactive source licence required
Model No.SMA-0004
Place of originChina (dispatched from Shanghai)

Applicable standards 适用标准

ISO 11465 (gravimetric water content) ISO 11274 (water retention) ASTM D5220 (neutron probe) ASTM D7830 (electromagnetic gauge) FAO 56 (irrigation guidelines)

Chinese national standards (GB/T, JJG) and international standards referenced for this product type. Test reports and certificates are supplied with the quotation on request.

Packing & Shipping 包装与运输

Export packing

Fumigation-free plywood case or reinforced carton

Every unit is power-tested before packing; enclosed in shock foam and moisture barrier; wooden cases comply with ISPM 15.

Loading port

Shanghai / Ningbo (others on request)

Full container load (FCL), less-than-container load (LCL) or air freight; complete export documentation provided.

Inquiry Now 索取报价

Complete the form below — an export engineer will send technical configurations and a formal proforma invoice within 24 hours.

Products in this inquiry: Neutron Moisture Probe (SMA-0004)

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