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二氯甲烷 [75-09-2]
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英文名：Dichloromethane
- 別名：甲叉二氯 甲撐氯 氯化次甲基 亞甲基二氯 亞甲基氯
- CAS號：75-09-2 分子式：CH2CL2 分子量：84.93
T106030-500ml 二氯甲烷 [75-09-2] AR 500ml 58.00 促銷價:36.54
T106031-5ml 二氯甲烷 [75-09-2] for GC,≥99.8% 500ml 128.00 促銷價:93.44
T106034-500ml 二氯甲烷 [75-09-2] for GC,≥99.8% 2.5L 442.00 促銷價:322.66
T106035-500ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 500ml 171.00 促銷價:124.83
T106037-500ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 4L 514.00 促銷價:375.22
T106039-2ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 4X4L 1571.00 促銷價:1146.83
T106036-500ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 500ml 250.00 促銷價:157.50
T106033-500ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 100ml 146.00 促銷價:91.98
T106031-100ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 1L 446.00 促銷價:280.98
T106037-5ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) 500ml 233.00 促銷價:146.79
T106035-100ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) 100ml 133.00 促銷價:83.79
| 訂貨編號 | 商品名稱 | 規(guī)格 | 包裝 | 單價 | 促銷價 | 會員價 | 數(shù)量 |
| T106038-500ml | 二氯甲烷 [75-09-2] | 99.5% | 500ml | 76.00 |
53.20
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登錄可見 |
T106038-500ml 二氯甲烷 [75-09-2] 99.5% 500ml 76.00 促銷價:53.20
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| T106030-500ml | 二氯甲烷 [75-09-2] | AR | 500ml | 58.00 |
36.54
|
登錄可見 |
T106030-500ml 二氯甲烷 [75-09-2] AR 500ml 58.00 促銷價:36.54
|
| T106031-5ml | 二氯甲烷 [75-09-2] | for GC,≥99.8% | 500ml | 128.00 |
93.44
|
登錄可見 |
T106031-5ml 二氯甲烷 [75-09-2] for GC,≥99.8% 500ml 128.00 促銷價:93.44
|
| T106034-500ml | 二氯甲烷 [75-09-2] | for GC,≥99.8% | 2.5L | 442.00 |
322.66
|
登錄可見 |
T106034-500ml 二氯甲烷 [75-09-2] for GC,≥99.8% 2.5L 442.00 促銷價:322.66
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| T106035-500ml | 二氯甲烷 [75-09-2] | HPLC級,≥99.9% | 500ml | 171.00 |
124.83
|
登錄可見 |
T106035-500ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 500ml 171.00 促銷價:124.83
|
| T106037-500ml | 二氯甲烷 [75-09-2] | HPLC級,≥99.9% | 4L | 514.00 |
375.22
|
登錄可見 |
T106037-500ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 4L 514.00 促銷價:375.22
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| T106039-2ml | 二氯甲烷 [75-09-2] | HPLC級,≥99.9% | 4X4L | 1571.00 |
1146.83
|
登錄可見 |
T106039-2ml 二氯甲烷 [75-09-2] HPLC級,≥99.9% 4X4L 1571.00 促銷價:1146.83
|
| T106036-500ml | 二氯甲烷 [75-09-2] | 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) | 500ml | 250.00 |
157.50
|
登錄可見 |
T106036-500ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 500ml 250.00 促銷價:157.50
|
| T106033-500ml | 二氯甲烷 [75-09-2] | 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) | 100ml | 146.00 |
91.98
|
登錄可見 |
T106033-500ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 100ml 146.00 促銷價:91.98
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| T106031-100ml | 二氯甲烷 [75-09-2] | 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) | 1L | 446.00 |
280.98
|
登錄可見 |
T106031-100ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,stabilized with Amylene, Water≤50 ppm (by K.F.) 1L 446.00 促銷價:280.98
|
| T106037-5ml | 二氯甲烷 [75-09-2] | 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) | 500ml | 233.00 |
146.79
|
登錄可見 |
T106037-5ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) 500ml 233.00 促銷價:146.79
|
| T106035-100ml | 二氯甲烷 [75-09-2] | 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) | 100ml | 133.00 |
83.79
|
登錄可見 |
T106035-100ml 二氯甲烷 [75-09-2] 二氯甲烷, 99.9%,with molecular sieves, Water≤50 ppm (by K.F.) 100ml 133.00 促銷價:83.79
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化學(xué)性質(zhì)
質(zhì)量標(biāo)準(zhǔn)
GB/T 16983-1997
品級Grade 超干級
dried (max. 0.004% H2O)
Purity (GC) ≥ 99.9 %
Identity (IR) conforms
Colour ≤ 10 Hazen
Acidity ≤ 0.0005 meq/g
Alkalinity ≤ 0.0002 meq/g
Chloroform (GC) ≤ 0.01 %
Carbon tetrachloride (GC) ≤ 0.01 %
residue on evaporation ≤ 10 mg/l
Water ≤ 0.004 %
stabilizer 50ppm 2-Methyl-2-butene
項目Item 分析純 化學(xué)純
（AR） （CP）
含量（CH2Cl2）Assay,% ≥ 99.5 99.0
色度，黑曾單位Color ≤ 10 20
密度(20℃)Density,g/mL 1.320-1.330 1.320-1.330
蒸發(fā)殘渣Evaporation residue,% ≤ 0.002 0.004
酸度（以H+計）Acidity,mmol/100mg ≤ 0.002 0.004
游離氯（Cl)Free chlorine,% ≤ 0.0001 0.0002
鐵(Fe)Iron,% ≤ 0.0001 0.0002
水分（H2O）Water,% ≤ 0.05 0.10
品級Grade ACS級
(ACS reagent, ≥99.5%)
外觀Appearance Colorless liquid
紅外光譜鑒別Infrared spectrometry Conforms
含量(CH2Cl2)Assay ≥99.5%
色度，黑曾單位COLOR TEST ≤10 APHA
蒸發(fā)殘渣Residue after evaporation ≤0.002%
可滴定酸Titrable acid ≤0.0003meq/g
游離鹵素Free halogens Passes test
水分Water ≤0.02%
穩(wěn)定劑stabilizer 50ppm amylene
品級Grade ACS級
(ACS reagent, ≥99.8% (GC), ≤0.001% water)
含量assay ≥99.8% (GC)
游離氯free chlorine (Cl) ≤0.00002%
甲醛formaldehyde ≤0.0005%
非蒸發(fā)物non volatile matter ≤0.0005%
游離酸free acid (as HCl) ≤0.001%
水分water ≤0.001% (Karl Fischer)
氯仿chloroform ≤0.01% (GC)
四氯化碳tetrachloromethane ≤0.01% (GC)
氯chloride (Cl-): ≤0.5 ppm
cation traces by ICP Atomic emission
Al: ≤0.5 ppm
B: ≤0.02 ppm
Ba: ≤1 ppm
Ca: ≤0.5 ppm
Cd: ≤0.05 ppm
Co: ≤0.02 ppm
Cr: ≤0.02 ppm
Cu: ≤0.02 ppm
Fe: ≤0.1 ppm
Mg: ≤0.1 ppm
Mn: ≤0.02 ppm
Ni: ≤0.02 ppm
Pb: ≤0.1 ppm
Sn: ≤0.1 ppm
Zn: ≤0.1 ppm
suitability complies for reaction against H2SO4
穩(wěn)定劑stabilizer ~25 mg/L amylene
品級Grade 色譜純
(for HPLC, ≥99.9%)
含量 ≥99.9%（GC）
色度 ≤10Hazen
外觀 Colorless liquid
λ H2O reference
UV absorption
λ: 235 nm ≤1.0
λ: 240 nm ≤0.10
λ: 250 nm ≤0.02
λ: 300 nm ≤0.005
λ: 400 nm ≤0.005
游離酸(HCI) ≤0.001%
游離氯 合格
不揮發(fā)物 ≤0.001%
水分 ≤0.02%
穩(wěn)定劑stabilizer 50-150 ppm amylene
品級Grade 農(nóng)殘級
(for residue analysis , ≥99.9%)
純度Purity ≥99.9%（GC）
七氯環(huán)氧化物Heptachlor epoxide ≤10 ng/L
色度 ≤10Hazen
外觀 Colorless liquid
蒸發(fā)殘渣Residue after evaporation ≤0.0001%
不揮發(fā)物 ≤0.001%
水分 ≤0.01%（KF)
穩(wěn)定劑stabilizer 50-150 ppm amylene
品級Grade 多肽合成級
(grade for peptide synthesis)
含量assay ≥99.9% (GC)
水分water ≤0.01%
多肽合成之胺試驗amine test Pass
品級Grade 氣相色譜級
(for gas chromatography，≥99.8%)
純度Purity (GC) ≥ 99.8 %
紅外光譜鑒別Identity (IR) conforms
蒸發(fā)殘渣residue on evaporation ≤ 5.0 mg/l
水分Water ≤ 0.01 %
色度Colour ≤ 10 Hazen
GC/ECD (retention range 1,2,4-trichlorobenzene to decachlorobiphenyle individual signals (lindane standard)) ≤ 3 pg/ml
suitable for residue analysis Pass
品級Grade 光譜級
(for spectroscopy, ≥99.9% (GC))
純度Purity (GC) ≥ 99.9 %
色度Color ≤ 10 Hazen
酸度Acidity ≤ 0.0005 meq/g
堿度Alkalinity ≤ 0.0002 meq/g
Fluorescence
as quinine at 254 nm ≤ 1 ppb
as quinine at 365 nm ≤ 1 ppb
透光度Transmission
at 235 nm ≥ 10 %
at 240 nm ≥ 50 %
at 245 nm ≥ 80 %
at 248 nm ≥ 90 %
from 255 nm ≥ 98 %
Evaporation residue ≤ 0.0005 %
Water ≤ 0.01 %
穩(wěn)定劑stabilizer 50ppm 2-Methyl-2-butene
危險性質(zhì)
類別 農(nóng)藥
毒性分級 中毒
危險品標(biāo)志 Xn,T,F
危險類別碼 40-39/23/24/25-23/24/25-11
安全說明 23-24/25-36/37-45-16-7
WGK Germany 2
RTECS號 PA8050000
F 3-10
Hazard Note Harmful
HazardClass 6.1
PackingGroup III
急性毒性 口服-大鼠 LD50: 1600 毫克/公斤; 腹腔-小鼠 LD50: 437 毫克/公斤
刺激數(shù)據(jù) 皮膚-兔子 810 毫克/24小時 重度; 眼睛-兔子500 毫克/24小時 輕度
爆炸物危險特性 與空氣混合可爆； 與氧氣混合可爆
可燃性危險特性 受高熱放出光氣;蒸氣不燃
儲運(yùn)特性 庫房通風(fēng)低溫干燥; 與氧化劑、硝酸分開存放
滅火劑 泡沫、二氧化碳、霧狀水、黃砂。
職業(yè)標(biāo)準(zhǔn) TWA 350 毫克/立方米;STEL 879 毫克/立方米
用途及存儲
用途 二氯甲烷是殺菌劑腈菌唑和咪菌唑生產(chǎn)的原料，也是一種很好的溶劑。
用途 是不燃性低沸點(diǎn)溶劑，作醋酸纖維素成膜、氣溶膠和抗菌素、維生素生產(chǎn)中的溶劑，也用作萃取劑、金屬清洗劑等
用途 萃取溶劑。如用于萃取咖啡豆中的咖啡因。并用作酒花、香辛料油樹脂等抽提溶劑。色素稀釋劑。
用途 用作溶劑，也用于有機(jī)合成
