Harrick Scientific為紅外ATR光譜學提供單通道梯形。SPT-ATR晶體有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板用紅外光學材料:
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板規格:
內反射(ATR)元件(IRE)的尺寸由其長度(l)、寬度(w)和厚度(t)給出。從入口孔徑中心到出口孔徑中心的IIR長度決定了反射的數量,N.。
N=(l/t)tanθ
如果l保持不變,則無需重新調整附件即可更換不同厚度的板。
注意,對于l=50 mm和θ=45°度,葉尖到葉尖的長度,l(t-t)=l+t。對于t=2,該長度為52 mm,對于t=1 mm,該長度為51 mm。