细分目录
全部
无机碱
缓冲试剂
钠盐
酸和碱
当量溶液
阴离子单标
分析用酸碱盐
USP(美国药典)标准品
蛋白电泳缓冲液
诊断试剂用缓冲剂
钠 盐
焦糖色素中4-甲基咪唑的检测
HJ 974-2018
HJ 1050-2019
HJ 1004-2018
HJ 1082-2019
GB 10765-2021
品牌
全部
Amethyst
J&K
AccuStandard
Strem
Accela
Fluorochem
SERVA
TCI
TRC
乐研
麦克林
TM-生物基体标准物质
Apollo
CATO-CPRM
Fluorochem-B
PCL
TMRM-标样
TMRM-试剂耗材
Thermo Scientific
Tmstandard-有机单标
USP
毕得医药
源叶
砌块化学
阿拉丁
Aldrich
Supelco
纯度
全部
>99%
≥99.5%
≥99.9%
≥99%
0.025mol/L, 介质: H2O
0.05mol/L, 介质: H2O
0.1% (w/v)
0.1M Na2CO3 in Water
0.1mol/L in H2O
0.25mol/L, 介质: H2O
0.3mol/L, 介质: H2O
0.5000 M in Water
0.5M in H2O
0.5M,pH10
0.5M,pH9.4
0.5mol/L, 介质: H2O
1.0M
1.0mmol/L in H2O
1.50 Molar (3.00 Normal)
1.8mmol/L in H2O
1/2Na2CO3:0.1000mol/
1%(w/v) in H2O
10.5% in H2O,符合药典:通则
10% (w/v)
10%(w/v) in H2O
10mM in Water
1mol/L, 介质: H2O
1mol/L,介质:H2O
2.00 Normal
2%(w/v) in H2O
20%(w/v) in H2O
4.00352g/L
40g/L in H2O
5% (w/v)
5% (w/w)
5%(w/v) in H2O
7.0mmol/L in H2O
72mM Na2CO3 in Water
98%
99.0%(T)
99.2%
99.5%
99.5% min
99.5+%
99.8%
99.95-100.05
99.95-100.05%,PT
99.99% metals basis
99.997%
99.999% metals basis
99.9999% metals basi
99%
ACS reagent, anhydrous, ≥99.5%, powder or granules
ACS, ≥99.5%
anhydrous, powder, 99.999% trace metals basis
AR,99.8%
AR,99.8%
BioXtra, ≥99.0%
c(1/2Na2CO3)=0.0100m
c(1/2Na2CO3)=0.025mol/L
c(1/2Na2CO3)=0.05mol/L
c(1/2Na2CO3)=0.2mol/L
c(1/2Na2CO3)=0.5mol/L
c(1/2Na2CO3)=1mol/L
GR, ≥99.8%
GR,≥99.8%
N/A
Na2CO3 72 mM in water, IC eluent concentrate (20x) for Metrosep A Supp 7
pH10.8~11.2
PrimorTrace? Ultra, ≥99.9999% metals basis
PrimorTrace?, ≥99.99% metals basis
PrimorTrace?, ≥99.999% metals basis
PureSpectra?, 光谱纯
puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, anhydrou
TS, 2.00 Normal (10.6 g/100 mL)
Vetec?, reagent grade, ≥99.5%
基准试剂
无水级 、粉末或颗粒、ACS试剂,≥99.5%
无水级, ACS, ≥99.5%, powder or granules
无水级, 优级试剂, 适用于分析
无水级, 医药级, PharmPure?, 欧洲药典, BP, JP, NF
无水级, 高级纯, 试剂级, ≥99.5%
饱和溶液
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10000g
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20ml
25000g
2500g
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250ml
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2kg
300g
5000g
500g
500ml
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5kg
80ml
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