標簽歸檔：traceable

SIGMA PHR1681-1ML 50%苯扎氯銨標準液

發(fā)表于由

屬性

等級

certified reference material
pharmaceutical secondary standard

質量水平

300

Agency

traceable to Ph. Eur. Y0001060
traceable to USP 1050993

CofA

current certificate can be downloaded

包裝

ampule of 1mL

application(s)

pharmaceutical (small molecule)

格式

single component solution

儲存溫度

2-30°C

InChI

1S/C19H34N.ClH/c1-4-5-6-7-8-9-10-14-17-20(2,3)18-19-15-12-11-13-16-19;/h11-13,15-16H,4-10,14,17-18H2,1-3H3;1H/q+1;/p-1

InChI key

TTZLKXKJIMOHHG-UHFFFAOYSA-M

說明

一般描述

用于質量控制的制藥二級標準品，為制藥實驗室和制造商制備內部工作標準品提供了一種方便、高性價比的替代方案。
苯扎氯銨是一種抗菌防腐劑，被廣泛用于革蘭氏陽性和革蘭氏陰性生物。它可用于化妝品工業(yè)和藥物制劑。[1]

應用

這些二級標準品是經過檢驗的認證標準物質(CRM)。它們適用于多種分析應用，包括但不限于藥物釋放測試、藥物的定性和定量分析方法開發(fā)、食品和飲料質量控制檢測以及其他標定應用。

分析說明

這些二級標準品可追溯至USP、EP和BP一級標準品。

其他說明

該認證標準物質（CRM）根據ISO 17034和ISO/IEC 17025進行生產和認證。有關此CRM使用的所有信息均可在分析證書上找到。

附注

要查看該材料的分析證書示例，請在下面的欄位中輸入 LRAC2095。這只是一個示例證書，可能不是您收到的批次。

西格瑪 Sigma-Aldrich代理標準曲線用pH緩沖液系列

發(fā)表于由

1.01645緩沖劑 (di-sodium tetraborate), traceable to SRM from NIST and PTB pH 9.22 (20°C) Certipur?1.01961四草酸鉀 Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67? (25°C) Certipur?. pH 1.7 (12.6 g/l, H?O, 25 °C)., certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67? (25°C) Certipur?1.01965鄰-苯二甲酸氫鉀 Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00? (25°C) Certipur?. CAS 877-24-7, pH 4.0 (50 g/l, H?O, 20 °C)., certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00? (25°C) Certipur?1.04817氯化鉀溶液 3 mol/l1.07200認證二級緩沖液標準品 potassium hydrogen phthalatedirectly traceable to primary SRM from NIST/PTB pH (S) = 4.00? (25°C) Certipur?1.07202認證二級緩沖液標準品 potassium dihydrogen phosphate/di-sodium hydrogen phosphate, directly traceable to primary SRM from NIST/PTB pH(S) = 6.86? (25°C) Certipur?1.07204認證二級緩沖液標準品 potassium tetraoxalate dihydrate, directly traceable to primary SRM from NIST/PTB pH(S) = 1.67? (25°C) Certipur?1.07205認證二級緩沖液標準品 potassium dihydrogen phosphate/di-sodium hydrogen phosphate, directly traceable to primary SRM from NIST/PTB pH(S) = 7.41? (25°C) Certipur?1.07294緩沖液 (di-sodium hydrogen phosphate/potassium dihydrogen phosphate) traceable to SRM from NIST and PTB pH 6.88 (20° C) Certipur?1.07827醋酸鹽緩沖液 (acetic acid/sodium acetate) traceable to SRM from NIST and PTB pH 4.66 (20°C) Certipur?1.08420金屬鉗合劑 溶液 B for the determination of alkaline earth metals in water 1 ml ? 10 mg CaO/l using 100 ml of water Titripur?1.09400緩沖液 (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tracable to NIST and PTB pH 10.00 (20°C) Certipur?1.09406緩沖液 (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur?1.09407緩沖液 (potassium dihydrogen phosphate/disodium hydrogen phosphate)traceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur?1.09408緩沖液 (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur?1.09409緩沖液 (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur?1.09432緩沖液 (glycine/sodium chloride/hydrogen chloride), traceable to SRM from NIST and PTB pH 1.00 (20°C) Certipur?1.09433緩沖液 (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 2.00 (20°C) Certipur?1.09434緩沖液 (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 3.00 (20°C) Certipur?1.09435緩沖液 (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 4.00 (20°C) Certipur?1.09436緩沖液 (citric acid/sodium hydroxide) traceable to SRM from NIST and PTB pH 5.00 (20°C) Certipur?1.09437緩沖液 (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (20°C) Certipur?1.09438緩沖液 (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur?1.09439緩沖液 (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur?1.09460緩沖液 (boric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 8.00 (20°C) Certipur?1.09461緩沖液 (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur?1.09462緩沖液 (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 11.00 (20°C) Certipur?1.09475緩沖液 (citric acid/sodium hydroxide/hydrogen chloride) colour: red traceable to SRM from NIST and PTB pH 4.00 (20 °C) Certipur?1.09476緩沖液 (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur?1.09477緩沖液 (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), colour: green traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur?