类型试验信息(多次测定用,隔开)图谱读取备注
项目代号:已存用户保存
项目名称:已存用户保存
试验名称可缺:待存默认值
时间点可缺:待存默认值
图谱类型:已存HPLC用户保存
样品类型:已存自制品,自制品,自制品用户保存
批号:已存1批,2批,1批用户保存
规格可缺:待存默认值
介质名称:已存pH2.0,pH2.0,pH2.0用户保存
方法名称可缺:已存桨法,桨法,桨法用户保存
转速可缺:已存75转,75转,75转用户保存
组成图标培哚普利氨氯地平片溶出曲线测定HPLC图谱
自制品-25091601-1批()-pH2.0-桨法-75转
注1:成分名称多个峰按出峰顺序【,】(半角逗号)隔开;
注2:试验批号和介质名称都一样的填一个;有任何不一致的需要【,】(半角逗号)隔开填写波数个;
注3:特别注意:批号和规格必须存在;
编号7084
项目名称培哚普利氨氯地平片
选择方法
峰的筛选AUTO
根据对照品保留时间的0.95~1.05进行筛选;
对照品图谱务必只出主成分峰;
测定类型溶出
成分(个数)
成分名称
进样针数1针 2针
双波长
溶出度
图谱类型
制剂单位
张洪鑫2025-10-31 16:48:06进行了保存!
返回上一页
既往测定情况概览
编号 试验名称 介质体积 取样体积 补液体积 R批号 R来源 R使用方法 R含量(%) R水分(%) R稀释 R标示量(mg) T稀释 操作
8302 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
8301 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
8300 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7831 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7554 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7552 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7551 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7437 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7426 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7425 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7422 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7421 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7420 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7095 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7092 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7087 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7084 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 本法
7081 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7080 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
7079 900,900 10,10 10,10 DJ468-220103,100374-202106 中检院,中检院 直接使用,直接使用 94.8,99.9 0,0 4000,4000 5,5 2,2 使用
注意:::正在使用与其他方法的参数!恢复
【 培哚普利 】信息
介质体积(ml)取样体积(ml)补液体积(ml)
对照品批号对照品来源对照品使用方法
对照品含量(%)对照品水分(%)对照品稀释倍数
标示量(mg)供试品稀释倍数系数
称样量1(mg)称样量2(mg)
注意:::正在使用与其他方法的参数!恢复
【 氨氯地平 】信息
介质体积(ml)取样体积(ml)补液体积(ml)
对照品批号对照品来源对照品使用方法
对照品含量(%)对照品水分(%)对照品稀释倍数
标示量(mg)供试品稀释倍数系数
称样量1(mg)称样量2(mg)
张洪鑫2025-10-31 16:48:47进行了保存!
类型波数成分响应值RSD%成分响应值RSD%
审阅状态N
审阅权限孙文新,谢鑫慧,王丹,姜进硙,邵涛明
供试品测定波数:::3次
供试品测定片数:::6片
供试品取样点数:::5min,10min,15min,20min,30min,45min,极限;
对照品的峰个数:::2个峰
图谱最多峰个数:::2个峰
对照品保留时间:::1.448,3.146
对照品 峰面积:::20490,83109
待处理PDF文件:::查阅
筛选规则为:::自动
图谱张数为:::150
2025-10-31 16:48:54张洪鑫进行了保存!
序号文件名溶液名称保留时间峰面积 保留时间峰面积
1zzp-25091601-1p-rcqx-pH2.0jz-jf75z-rj无峰无面积1NA1
2zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz1-11.455204431MA13.161830592MA2
3zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz1-21.452205021MA13.155831892MA2
4zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz1-31.451204461MA13.154828982MA2
5zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz1-41.451204911MA13.155830602MA2
6zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz1-51.451203461MA13.154829642MA2
7zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P11.462108481MA13.168418282MA2
8zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P21.46482271MA13.170300982MA2
9zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P31.46199041MA13.166378182MA2
10zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P41.46294341MA13.167358722MA2
11zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P51.46188511MA13.168332482MA2
12zzp-25091601-1p-rcqx-pH2.0jz-jf75z-5min-P61.46194391MA13.166352542MA2
13zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P11.461240521MA13.165872042MA2
14zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P21.462177971MA13.168662492MA2
15zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P31.461230521MA13.165841882MA2
16zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P41.461237431MA13.165859592MA2
17zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P51.461232901MA13.165836492MA2
18zzp-25091601-1p-rcqx-pH2.0jz-jf75z-10min-P61.460222281MA13.165805072MA2
19zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P11.461241041MA13.165876002MA2
20zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P21.461244241MA13.166883012MA2
21zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P31.460241051MA13.164870782MA2
22zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P41.461240661MA13.165867572MA2
23zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P51.460240861MA13.165873862MA2
24zzp-25091601-1p-rcqx-pH2.0jz-jf75z-15min-P61.460242291MA13.164871502MA2
25zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P11.461235381MA13.165857882MA2
26zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P21.461241321MA13.165872422MA2
27zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P31.460235641MA13.164853542MA2
28zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P41.460236631MA13.164857242MA2
29zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P51.460239061MA13.165863772MA2
30zzp-25091601-1p-rcqx-pH2.0jz-jf75z-20min-P61.460244301MA13.163868212MA2
31zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P11.460234271MA13.164849872MA2
32zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P21.460237681MA13.165857332MA2
33zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P31.459236281MA13.163850552MA2
34zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P41.460234751MA13.163848892MA2
35zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P51.460238081MA13.164857212MA2
36zzp-25091601-1p-rcqx-pH2.0jz-jf75z-30min-P61.460241101MA13.163860732MA2
37zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P11.459232221MA13.163840192MA2
38zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P21.459236951MA13.164853662MA2
39zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P31.460233371MA13.163843382MA2
40zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P41.459233401MA13.165839502MA2
41zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P51.459234361MA13.164843292MA2
42zzp-25091601-1p-rcqx-pH2.0jz-jf75z-45min-P61.459236091MA13.163851672MA2
43zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P11.461230561MA13.164833532MA2
44zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P21.459234601MA13.163844622MA2
45zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P31.459230101MA13.163831412MA2
46zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P41.459228551MA13.162822962MA2
47zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P51.460230571MA13.164833472MA2
48zzp-25091601-1p-rcqx-pH2.0jz-jf75z-jxzs-P61.460233111MA13.164836962MA2
49zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz2-11.448205831MA13.150834342MA2
50zzp-25091601-1p-rcqx-pH2.0jz-jf75z-dz2-21.448205641MA13.151832142MA2
51zzp-25091601-2p-rcqx-pH2.0jz-jf75z-rj无峰无面积1NA1
52zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz1-11.448204611MA13.149832742MA2
53zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz1-21.448203131MA13.148830952MA2
54zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz1-31.448204271MA13.148830042MA2
55zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz1-41.447204811MA13.146830272MA2
56zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz1-51.448202871MA13.146832732MA2
57zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P11.459241481MA13.159859312MA2
58zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P21.459153501MA13.158574912MA2
59zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P31.458228121MA13.156820352MA2
60zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P41.460225141MA13.159814382MA2
61zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P51.459134131MA13.158506892MA2
62zzp-25091601-2p-rcqx-pH2.0jz-jf75z-5min-P61.457114861MA13.156431312MA2
63zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P11.459252461MA13.157910442MA2
64zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P21.459259841MA13.158942582MA2
65zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P31.459256651MA13.160925612MA2
66zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P41.459256251MA13.156922652MA2
67zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P51.459260251MA13.157935972MA2
68zzp-25091601-2p-rcqx-pH2.0jz-jf75z-10min-P61.459254071MA13.155908542MA2
69zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P11.459250441MA13.155906172MA2
70zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P21.457260771MA13.153941182MA2
71zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P31.458252171MA13.156912882MA2
72zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P41.459250611MA13.156909422MA2
73zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P51.459258241MA13.154932952MA2
74zzp-25091601-2p-rcqx-pH2.0jz-jf75z-15min-P61.458253721MA13.154913082MA2
75zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P11.462249521MA13.157891712MA2
76zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P21.460255531MA13.156923812MA2
77zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P31.459252911MA13.154912952MA2
78zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P41.458253951MA13.153912802MA2
79zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P51.458255291MA13.152915332MA2
80zzp-25091601-2p-rcqx-pH2.0jz-jf75z-20min-P61.458249791MA13.152899732MA2
81zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P11.457242431MA13.152871932MA2
82zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P21.458250581MA13.152904452MA2
83zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P31.459252841MA13.153904252MA2
84zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P41.458247851MA13.153894182MA2
85zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P51.459251161MA13.153900262MA2
86zzp-25091601-2p-rcqx-pH2.0jz-jf75z-30min-P61.457248321MA13.152891892MA2
87zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P11.458238111MA13.153857172MA2
88zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P21.457251741MA13.152906812MA2
89zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P31.458251761MA13.154893812MA2
90zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P41.458243111MA13.153876742MA2
91zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P51.458248501MA13.154893462MA2
92zzp-25091601-2p-rcqx-pH2.0jz-jf75z-45min-P61.459246311MA13.156885982MA2
93zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P11.458238351MA13.153857002MA2
94zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P21.458246001MA13.153881942MA2
95zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P31.460245261MA13.159874902MA2
96zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P41.459241381MA13.154861972MA2
97zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P51.459248881MA13.152893902MA2
98zzp-25091601-2p-rcqx-pH2.0jz-jf75z-jxzs-P61.458237491MA13.152857562MA2
99zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz2-11.446206241MA13.138828482MA2
100zzp-25091601-2p-rcqx-pH2.0jz-jf75z-dz2-21.446204591MA13.137827272MA2
101zzp-25090901-1p-rcqx-pH2.0jz-jf75z-rj无峰无面积1NA1
102zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz1-11.447206611MA13.141831052MA2
103zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz1-21.446207021MA13.138832592MA2
104zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz1-31.447205091MA13.139831662MA2
105zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz1-41.446205841MA13.138832092MA2
106zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz1-51.446205201MA13.138831502MA2
107zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P11.460157951MA13.154582292MA2
108zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P21.458247231MA13.152879122MA2
109zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P31.458169731MA13.153620472MA2
110zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P41.457243801MA13.150871022MA2
111zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P51.457234531MA13.151835702MA2
112zzp-25090901-1p-rcqx-pH2.0jz-jf75z-5min-P61.457117141MA13.152449882MA2
113zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P11.457246161MA13.151889972MA2
114zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P21.458249431MA13.152896142MA2
115zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P31.457243611MA13.151877902MA2
116zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P41.458248021MA13.153895502MA2
117zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P51.458245211MA13.152874762MA2
118zzp-25090901-1p-rcqx-pH2.0jz-jf75z-10min-P61.459246681MA13.153884452MA2
119zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P11.458242471MA13.152883082MA2
120zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P21.457247531MA13.151886972MA2
121zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P31.457246031MA13.151885732MA2
122zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P41.456245461MA13.150888302MA2
123zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P51.457241611MA13.151866652MA2
124zzp-25090901-1p-rcqx-pH2.0jz-jf75z-15min-P61.457246611MA13.151893602MA2
125zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P11.457240191MA13.151872872MA2
126zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P21.457243151MA13.151874572MA2
127zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P31.457242841MA13.151875352MA2
128zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P41.457243851MA13.151879082MA2
129zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P51.458240041MA13.152860612MA2
130zzp-25090901-1p-rcqx-pH2.0jz-jf75z-20min-P61.457244421MA13.151885792MA2
131zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P11.457237431MA13.151860632MA2
132zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P21.457244931MA13.152873382MA2
133zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P31.458239731MA13.152859982MA2
134zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P41.457242081MA13.152868662MA2
135zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P51.457238701MA13.151844942MA2
136zzp-25090901-1p-rcqx-pH2.0jz-jf75z-30min-P61.457244511MA13.151883282MA2
137zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P11.457236051MA13.151850112MA2
138zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P21.457236131MA13.150841302MA2
139zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P31.457237501MA13.151850802MA2
140zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P41.457239941MA13.151853202MA2
141zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P51.457235941MA13.151840272MA2
142zzp-25090901-1p-rcqx-pH2.0jz-jf75z-45min-P61.457238601MA13.150865832MA2
143zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P11.457232771MA13.151844352MA2
144zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P21.457237851MA13.151849022MA2
145zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P31.456235181MA13.152837632MA2
146zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P41.457234501MA13.151843652MA2
147zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P51.456230311MA13.150826142MA2
148zzp-25090901-1p-rcqx-pH2.0jz-jf75z-jxzs-P61.457234771MA13.150844502MA2
149zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz2-11.444204241MA13.137832302MA2
150zzp-25090901-1p-rcqx-pH2.0jz-jf75z-dz2-21.445204731MA13.137831052MA2
计算
Current page cost:67 ms