異丙醇
Isopropyl Alcohol
Cas號(hào) 【67-63-0】 MDL: --MFCD00011674
Beilstein 635639 EINECS: --200-661-7
分子式 C3H8O； (CH3)2CHOH
分子量 60.01
別名 2-丙醇,二甲基甲醇,二甲基原醇,第二丙醇
2-propanol
sec-Propyl alcohol
Isopropanol
Isopropyl alcohol
IPA
分子結(jié)構(gòu)式
性狀 無色透明液體。有類似乙醇、酮混合的氣味, 味微苦。能與水、乙醇、醚和氯仿混溶，不溶于鹽溶液。能與水形成共沸混合物(含水12.3%)。易生成過氧化物。高濃度蒸氣有麻醉性。有刺激性。
密度：0.785
熔點(diǎn)：-89.5℃
沸點(diǎn)：82℃
折光率：1.377
閃點(diǎn)：12℃
備注: 以上描述，僅作參考，并不表示您收到的產(chǎn)品，與此項(xiàng)描述完全相符，產(chǎn)品的出廠標(biāo)準(zhǔn)，請(qǐng)參見質(zhì)量標(biāo)準(zhǔn)。
質(zhì)量標(biāo)準(zhǔn)
BB/T 3-1167-78
項(xiàng)目Item 分析純
(AR)
含量(C3H8O)Assay,% ≥99.5
沸點(diǎn)Boiling Piont,℃ 82.5±1
與水混合試驗(yàn)Miscibility with water 合格
不揮發(fā)物Novolative,% ≤0.001
水份(H2O)Water,% ≤0.2
游離酸(以CH3CH2COOH計(jì))Free acids,% ≤0.002
游離堿(以NH3計(jì))Free alkali,% ≤0.001
醛與酮Aldehydes and ketones 合格
還原高錳酸鉀物質(zhì)Potassium perman-ganate
reducing substances 合格
硫酸鹽試驗(yàn)Substances darkened
by sulfuric acid 合格
ACS級(jí)
項(xiàng)目名稱Item ACS Grade
含量(CH3CHOHCH3)Assay 99.5%
水溶解試驗(yàn)Clarity of aqueous solution Passes test
羰基化合物Carbonly compounds ≤0.002% propionaldehyde,and 0.002% acetone
色度Color(APHA) 10
蒸發(fā)殘?jiān)?/strong>Residue after evaporation ≤0.001%
水分(H2O)Water ≤0.2%
可滴定酸堿Titrable Acid or base ≤0.0001meq/g
項(xiàng)目 農(nóng)殘級(jí),99.9%
(for residue analysis,99.9%)
外觀Appearance 透明液體
色度Color scale <10 APHA
純度Purity >99.9% (GC)
紫外光譜UV Absorbance:
吸收波長(zhǎng)Wavelength (nm) Max. Absorbance
225 0.160
250 0.020
300 0.005
400 0.005
ECD Response (as Heptachlor Epoxide) <2 µg/L
折光率Refractive Index at 20°C 1.3772 ±0.0006
蒸發(fā)殘?jiān)?/strong>Residue <1 mg/L
水分Water <0.06%
（注農(nóng)殘級(jí)適合HPLC、GC、農(nóng)殘分析、光譜分析、有機(jī)合成等多用途高純?nèi)軇?/strong>
項(xiàng)目 色譜級(jí), 99.8%
(for HPLC, 99.8%)
外外觀Appearance Colorless Liquid
純度Purity(GC) ≥99.90%
UV Absorbance 260nm ≤0.01
UV Absorbance 230nm ≤0.13
UV Absorbance 220nm ≤0.30
UV Absorbance 210nm ≤0.70
水分Water (by Karl Fischer) ≤0.05 %
蒸發(fā)殘?jiān)?/strong>Residue on Evaporation ≤0.0005 %
游離酸Free Acid ≤0.001 %
as Acetic acid
品級(jí)Grade 超純色譜級(jí), 99.9%
(Plus, for HPLC, 99.9%)
外觀Appearance Colorless Liquid
紅外光譜Infrared spectrum Conforms to Structure
純度Purity (GC) ≥ 99.9 %
λ H2O reference
UV Absorbance 400nm ≤0.005
UV Absorbance 275nm ≤0.005
UV Absorbance 250nm ≤0.30
UV Absorbance 245nm ≤1.0
鹵化殘留halogenated residue ≤10 ng/L (as heptachlor epoxide)
as Heptachlor Epoxide
水分Water (by Karl Fischer) ≤0.02 %
蒸發(fā)殘?jiān)?/strong>Residue on Evaporation ≤0.0001 %
奎寧熒光Fluorescense 365nm ≤0.5 ppb
as Quinine
品級(jí)Grade 分子生物學(xué)級(jí)
(for molecular biology, ≥99.5% (GC) )
含量assay ≥99.5% (GC)
DNA酶DNases, none detected
RND酶RNases, none detected
不溶物insoluble matter, passes filter test
磷酸酶phosphatases, none detected
蛋白酶proteases, none detected
蒸發(fā)殘?jiān)?/strong>evaporation residue ≤0.001%
cation traces
Al: ≤0.5 ppm
Ba: ≤0.1 ppm
Bi: ≤0.1 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
K: ≤0.5 ppm
Li: ≤0.1 ppm
Mg: ≤0.1 ppm
Mn: ≤0.02 ppm
Mo: ≤0.1 ppm
Na: ≤0.5 ppm
Ni: ≤0.02 ppm
Pb: ≤0.1 ppm
Sr: ≤0.1 ppm
Zn: ≤0.1 ppm
λ neat
紫外吸收UV absorption
λ: 260 nm A: ≤0.02
λ: 280 nm A: ≤0.01
品級(jí)Grade 液質(zhì)聯(lián)用級(jí)
(for LC-MS, ≥99.9% (GC))
含量assay ≥99.9%
非揮發(fā)物non-volatile matter ≤0.0005%
游離酸free acid (as C6H5COOH) ≤0.001%
水分water ≤0.05%(Karl Fischer)
奎寧熒光fluorescence (quinine) at 254 nm ≤1 ppb
奎寧熒光fluorescence (quinine) at 365 nm≤1 ppb
透光度transmittance
220 nm, ≥50%
230 nm, ≥75%
260 nm, ≥98%
痕量陽離子cation traces by ICP-MS
Ag: ≤0.1 ppm
Al: ≤0.5 ppm
Ba: ≤0.1 ppm
Ca: ≤0.1 ppm
Cd: ≤0.05 ppm
Co: ≤0.02 ppm
Cr: ≤0.02 ppm
Cu: ≤0.02 ppm
Fe: ≤0.1 ppm
K: ≤0.1 ppm
Mg: ≤0.1 ppm
Mn: ≤0.02 ppm
Na: ≤0.1 ppm
Ni: ≤0.02 ppm
Pb: ≤0.1 ppm
Sn: ≤0.1 ppm
Zn: ≤0.1 ppm
abs. HPLC-gradient/254 nm ≤5 mAU
suitability in accordance for suitability for LC-MS
品級(jí)Grade ACS光譜級(jí), ≥99.5%
(for UV-spectroscopy, ≥99.5%)
外觀Appearance 無色液體
紅外光譜鑒別Infrared spectrometry Conforms to standard
純度Purity ≥99.5% (GC)
滴定酸和滴定堿Titr. acid or base ≤0.0001 meq/g
羰基化合物carbonyl compounds ≤0.002% (as propionaldehyde or acetone)
水分water ≤0.2%
蒸發(fā)殘?jiān)?/strong>evapn. residue ≤0.001%
色度color ≤10(APHA)
水溶性solubility H2O: passes test
λ H2O reference
UV absorption
λ: 210 nm A: ≤1.00
λ: 220 nm A: ≤0.40
λ: 230 nm A: ≤0.20
λ: 245 nm A: ≤0.08
λ: 260 nm A: ≤0.04
λ: 275 nm A: ≤0.03
λ: 300 nm A: ≤0.02
λ: 330 nm A: ≤0.01
λ: 400 nm A: ≤0.01
品級(jí)Grade 制備色譜級(jí), 99.8%
(for preparative chromatography, 99.8%)
外觀Appearance Colorless Liquid
紅外光譜Infrared spectrum Conforms to Structure
純度Purity(GC) ≥ 99.8 %
外觀Appearance Colorless Liquid
酸度Acidity ≤ 0.0002 meq/g
堿度Alkalinity ≤ 0.0002 meq/g
折光率Refractive index (n 20/D) 1.376 - 1.378
密度Density
- d 20 °C/20 °C 0.785 - 0.789
- d 25 °C/25 °C 0.783 - 0.787
吸光值Absorbance
- at 230 nm ≤ 0.30
- at 250 nm ≤ 0.10
- at 270 nm ≤ 0.03
- at 290 nm ≤ 0.02
- at 310 nm ≤ 0.01
吸收峰The absorption curve is smooth conforms
過氧化物Peroxides conforms
苯和相關(guān)物質(zhì)Benzene and related substances (GC)
- Benzene ≤ 2 ppm
-除2-丁醇外總雜質(zhì)total of impurities apart from 2-butanol
≤ 0.3 %
異丙醚Isopropylether (GC) ≤ 0.01 %
蒸發(fā)殘?jiān)?/strong>Evaporation residue ≤ 0.0001 %
水分Water ≤ 0.05 %
細(xì)菌內(nèi)毒素bacterial endotoxins ≤ 2.5 I.U./ml
微生物檢測(cè)Microbiological test
- 總好氧微生物計(jì)數(shù)Total aerobic microbial count (TAMC)
≤ 100 CFU/g
- 總聯(lián)合酵母/霉菌計(jì)數(shù)Total combined yeasts/moulds count (TYMC)
≤ 10 CFU/g
- Bile-tolerant gram-negative bacteria (absent in 1 g)
passes test
- Candida albicans (absent in 1 g) passes test
- Escherichia coli (absent in 1 g) passes test
- Pseudomonas aeruginosa (absent in 1 g) passes test
- Salmonella (absent in 10 g) passes test
- Staphylococcus aureus (absent in 1 g) passes test
品級(jí)Grade Plus, for HPLC, 99.9%
外觀Appearance Colorless liquid
紅外光譜Infrared spectrum Conforms to Structure
UV Absorbance 400nm ≤0.005
UV Absorbance 275nm ≤0.005
UV Absorbance 250nm ≤0.30
UV Absorbance 245nm ≤1.0
純度Purity (GC) ≥99.85 %
水分Water (by Karl Fischer) ≤0.02 %
蒸發(fā)殘?jiān)?/strong>Residue on Evaporation ≤0.0001 %
熒光Fluorescense 365nm ≤0.5 ppb（as Quinine）
貯存 密封保存。
用途 雜酚油、蟲膠、樹脂、樹膠、硝基纖維素的溶劑。酯化分析測(cè)定植物油的溶劑, 測(cè)定鋇、鈣、銅、鎂、鎳、鉀、鈉及鍶。亞硝酸鈷鈉-異丙醇法測(cè)定土壤及植株含鉀量，萃取生物堿，農(nóng)藥分析等。有機(jī)合成。抗凍液組合。用于沉淀DNA.
聯(lián)合國編號(hào) 1219
Risk： R11- R36- R67-
Safety : S16- S24/25- S26 - S7-
Hazard : F - Xi -
