工作環(huán)境
內(nèi)容 適應(yīng)范圍
貯存運(yùn)輸溫度 15℃-25℃
貯存運(yùn)輸相對(duì)濕度 ≤70%
大氣壓 86-106 kPa
電源適應(yīng)能力 220±10v 50-60MHz
工作濕度 ≤70%
工作溫度 15℃-30℃
技術(shù)指標(biāo)
固態(tài)電源技術(shù)指標(biāo)
電路類型:電感反饋式自激振蕩電路,同軸電纜輸出,匹配調(diào)諧,功率反饋閉環(huán)自動(dòng)控制
工作頻率:27.12MHz±0.05%
頻率穩(wěn)定性:<0.1%
輸出功率:800W—1200W
輸出功率穩(wěn)定性:<0.3%
電磁場(chǎng)泄漏輻射強(qiáng)度:距機(jī)箱750px處電場(chǎng)強(qiáng)度E:<2V/m
進(jìn)樣系統(tǒng)技術(shù)指標(biāo)
輸出工作線圈內(nèi)徑25mm
矩管,三同心型,外徑20mm的石英矩管
同軸型噴霧器外徑6mm
雙筒形霧室外徑34mm
氬氣流量計(jì)規(guī)格和載氣壓力表規(guī)格
1.等離子氣流量計(jì)(100-1000)L/h (1.6-16L/min)
2.輔助氣流量計(jì)(10-100)L/h (0.16-1.66L/min)
3.載氣流量計(jì)(10-100)L/h (0.16-1.66L/min)
4.載氣穩(wěn)壓閥(0-0.4MPa)
5.冷卻循環(huán)水:水溫20-25℃ 流量>5L/min 水壓>0.1MPa
單色器技術(shù)指標(biāo)
光路:Czerny-Turner
焦距:1000mm
光柵規(guī)格:離子刻蝕全息光柵,刻線密度3600線/mm(可選用刻線密度2400線/mm)
線色散率倒數(shù):0.26nm/mm
分辨率:≤0.007nm(3600刻線). ≤0.015nm(2400刻線)
掃描波長(zhǎng)范圍:3600線/mm掃描波長(zhǎng)范圍:190—500nm; 2400線/mm掃描波長(zhǎng)范圍:190—800nm
步進(jìn)電機(jī)驅(qū)動(dòng)最小步距:0.0006 nm
出射狹縫:12μm入射狹縫:10μm
光電轉(zhuǎn)換器技術(shù)指標(biāo)
光電倍增管規(guī)格:R293或R298
光電倍增管負(fù)高壓:0-1000V穩(wěn)定性<0.05%
整機(jī)技術(shù)指標(biāo)
掃描波長(zhǎng)范圍:195nm~500nm(3600L/mm光柵)195nm~800nm(2400L/mm 光柵)
重復(fù)性:(即短期穩(wěn)定度)相對(duì)標(biāo)準(zhǔn)偏差RSD≤1.5%
穩(wěn)定性:相對(duì)標(biāo)準(zhǔn)偏差RSD≤2%
檢出限(µg/L):
元素 | 波長(zhǎng) | 檢出限 |
| 元素 | 波長(zhǎng) | 檢出限 |
La | 408.672 | <> |
| Cr | 267.716 | <> |
Ce | 413.765 | <> |
| Al | 396.152 | <> |
Pr | 414.311 | <> |
| Zr | 343.823 | <5.0>5.0> |
Nd | 401.225 | <> |
| Ag | 328.068 | <> |
Sm | 360.946 | <> |
| Sr | 407.771 | <> |
Eu | 381.967 | <> |
| Au | 242.795 | <> |
Gd | 342.247 | <> |
| Pt | 265.945 | <> |
Tb | 350.917 | <> |
| Pd | 340.458 | <> |
Dy | 353.170 | <> |
| Ir | 224.268 | <> |
Ho | 345.600 | <> |
| Rh | 343.489 | <10.0>10.0> |
Er | 337.271 | <> |
| Ru | 240.272 | <5.0>5.0> |
Tm | 313.126 | <> |
| Ba | 455.403 | <1.0>1.0> |
Yb | 369.419 | <> |
| As | 228.812 | ≤15 |
Lu | 261.541 | <> |
| Sb | 206.833 | ≤15 |
Y | 371.030 | <> |
| Bi | 223.061 | ≤10 |
Sc | 335.373 | <> |
| Hg | 253.652 | ≤15 |
Ta | 226.230 | <> |
| Pb | 220.353 | ≤15 |
Nb | 313.340 | <> |
| Ga | 294.364 | ≤10 |
Mn | 257.610 | <> |
| Se | 203.985 | ≤10 |
Mg | 279.553 | <> |
| Sn | 242.949 | ≤20 |
B | 249.773 | <> |
| Te | 214.281 | ≤10 |
Zn | 213.856 | <> |
| Ta | 226.230 | ≤5.0 |
Co | 228.616 | <> |
| Th | 283.730 | ≤10 |
Si | 251.611 | <> |
| Tl | 276.787 | ≤30 |
Ni | 232.003 | <> |
| Re | 227.525 | ≤5 |
Cd | 226.502 | <> |
| Ge | 209.426 | ≤15 |
Fe | 239.562 | <> |
| Os | 225.585 | ≤1 |
Ca | 393.366 | <> |
| W | 207.911 | ≤10 |
Mo | 281.615 | <> |
| Cu | 324.754 | <> |
V | 310.230 | <> |
| Li | 670.784 | ≤3 |
Be | 313.041 | <> |
| Na | 588.995 | ≤20 |
Ti | 334.941 | <> |
| K | 766.490 | ≤60 |
軟件