Stylus Surface Roughness Tester触针式表面粗糙度仪
- Measuring range (Z)
- ±80 μm (160 μm total)
- Resolution
- 0.01 μm
QC 分析仪

Photo for reference; configuration may vary by order.
Model No. QCA-0004 · Industrial Quality Control Equipment
数显台式折光仪
Syrup Brix, coolant concentration, electrolyte checks and essential-oil identity can all be read from a few drops on this sapphire prism. Range is 1.3000–1.7000 nD at ±0.0001, or 0–100 % Brix at ±0.05 %, measured at 589 nm. Peltier control holds 15–70 °C within ±0.05 °C.
| Place of origin | China (dispatched from Shanghai) |
|---|---|
| Brand | Liquid International / OEM on request |
| Export packing | Fumigation-free plywood case or reinforced carton |
| Loading port | Shanghai / Ningbo (others on request) |
| Payment terms | T/T, L/C at sight (confirmed on quotation) |
| Trade terms | EXW, FOB, CFR, CIF, DAP |
Typical export terms — final terms are confirmed on the proforma invoice.
Syrup Brix, coolant concentration, electrolyte checks and essential-oil identity can all be read from a few drops on this sapphire prism. Range is 1.3000–1.7000 nD at ±0.0001, or 0–100 % Brix at ±0.05 %, measured at 589 nm. Peltier control holds 15–70 °C within ±0.05 °C.
| Parameter | Value |
|---|---|
| Refractive index range 折射率范围 | 1.3000–1.7000 nD |
| Refractive index accuracy 折射率准确度 | ±0.0001 nD |
| Brix range Brix 范围 | 0–100 % |
| Brix accuracy Brix 准确度 | ±0.05 % |
| Temperature control 温度控制 | 15–70 °C, ±0.05 °C |
| Wavelength 波长 | 589 nm |
| Prism material 棱镜材料 | Sapphire |
| Sample volume 样品体积 | 0.5–1 mL |
| Measurement time 测量时间 | ≈3–10 s |
| Interface 接口 | USB, RS-232 |
| Model No. | QCA-0004 |
| Place of origin | China (dispatched from Shanghai) |
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.
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.
Shanghai / Ningbo (others on request)
Full container load (FCL), less-than-container load (LCL) or air freight; complete export documentation provided.
Complete the form below — an export engineer will send technical configurations and a formal proforma invoice within 24 hours.
Single instruments, complete laboratories or government tenders — our export engineers prepare the configuration, proforma invoice and shipping documents.