Harrick Scientific为红外ATR光谱学提供单通道梯形。SPT-ATR晶体有Si、Ge、ZnSe和ZnS等。
| MODEL NO. | TITLE | ||
|---|---|---|---|
| EJ2111 | SPT Plate Ge 45º 50 x 20 x 1 mm | ||
| EJ2117 | SPT Plate Ge 45º 10 x 5 x 1 mm | ||
| EJ2121 | SPT Plate Ge 45º 50 x 20 x 2 mm | ||
| EJ2122 | SPT Plate Ge 45º 50 x 10 x 2 mm | ||
| EJ2132 | SPT Plate Ge 45º 50 x 10 x 3 mm | ||
| EJ2211 | SPT Plate Ge 60º 50 x 20 x 1 mm | ||
| EJ2221 | SPT Plate Ge 60º 50 x 20 x 2 mm | ||
| HON-LSP-J | Ge Horizon Trough | ||
| HON-SSP-J | Ge Horizon Solid Sampling Plate |
| MODEL NO. | TITLE | ||
|---|---|---|---|
| EE2111 | SPT Plate Si 45º 50 x 20 x 1 mm | ||
| EE2121 | SPT Plate Si 45º 50 x 20 x 2 mm | ||
| EE2122 | SPT Plate Si 45º 50 x 10 x 2 mm | ||
| EE2132 | SPT Plate Si 45º 50 x 10 x 3 mm |
| MODEL NO. | TITLE | ||
|---|---|---|---|
| EI2111 | SPT Plate ZnS 45º 50 x 20 x 1 mm | ||
| EI2121 | SPT Plate ZnS 45º 50 x 20 x 2 mm | ||
| EI2122 | SPT Plate ZnS 45º 50 x 10 x 2 mm |
| MODEL NO. | TITLE | ||
|---|---|---|---|
| EM2111 | SPT Plate ZnSe 45º 50 x 20 x 1 mm | ||
| EM2121 | SPT Plate ZnSe 45º 50 x 20 x 2 mm | ||
| EM2122 | SPT Plate ZnSe 45º 50 x 10 x 2 mm | ||
| EM2132 | SPT Plate ZnSe 45º 50 x 10 x 3 mm | ||
| EM2211 | SPT Plate ZnSe 60º 50 x 20 x 1 mm | ||
| EM2221 | SPT Plate ZnSe 60º 50 x 20 x 2 mm | ||
| EM2222 | SPT Plate ZnSe 60º 50 x 10 x 2 mm | ||
| HON-LSP-M | ZnSe Horizon Liquid Sampling Plate | ||
| HON-SSP-M | ZnSe Horizon Solid Sampling Plate |
SPP-ATR板用红外光学材料：
| N | KH (PSI) | MOR* (PSI) | USEFUL RANGE CM-1 (ΜM) | CHEMICAL PROPERTIES | ||
|---|---|---|---|---|---|---|
| WINDOWS 1-2MM | IRE 70MM | |||||
| Ge | 4.0 | 550 | 7000 | 5000-600 (2.0-17) | 5000-900 (2.0-11.4) | Insoluble in water, soluble in hot H2SO4, aqua regia |
| Si | 3.42 | 1150 | 9000 | 10,000-100 (1.0-100) | 9500-1500; 350-FIR (1.06-6.7 30-FIR) | Insoluble in most acids and bases; soluble in HF and HNO3 |
| ZnS | 2.22 | 355 | 10,000 | 22,000-750 (0.45-14.0) | 14,000-1000 (0.7-10) | Soluble in acid; insoluble in water |
| ZnSe | 2.42 | 150 | 8000 | 20,000-500 (0.5-20) | 20,000-700 (0.5-14.3) | Soluble in strong acids; dissolves in HNO3 |
| n: Refractive IndexKH: Knoop HardnessMOR: Rupture Modulus | ||||||
ATR板规格：
内反射（ATR）元件（IRE）的尺寸由其长度（l）、宽度（w）和厚度（t）给出。从入口孔径中心到出口孔径中心的IIR长度决定了反射的数量，N.。
N=（l/t）tanθ
如果l保持不变，则无需重新调整附件即可更换不同厚度的板。
注意，对于l=50 mm和θ=45°度，叶尖到叶尖的长度，l（t-t）=l+t。对于t=2，该长度为52 mm，对于t=1 mm，该长度为51 mm。
