钍锆试剂;对磺基苯偶氮变色酸三钠;变色酸 |
| 时间：2023-07-15 来源：化工号 作者：C16H13N2NaO11S3 |
对磺基苯偶氮变色酸钠SPADNS钍锆试剂钍锆试剂对磺基苯偶氮变色酸三钠变色酸2-(4-磺酰基苯基偶氮)变色酸三钠盐, 指示剂2-(4-磺基苯偶氮)-1,8-二羟基-3,6-萘二磺酸三钠2-(4-磺基苯偶氮)-1,8-二羟基-3,6-萘二磺酸三钠盐2-(4-磺基苯偶氮)-1,8-二羟基萘-3,6-二磺酸三钠盐水合物2-(4-磺基苯偶氮)-1,8-二羟基萘-3,6-二磺酸三钠盐水合物,对磺基苯偶氮变色酸三钠变色酸
| 中文名 | 钍锆试剂
对磺基苯偶氮变色酸三钠
变色酸
| | 英文名 | 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt
| | 别名 | 对磺基苯偶氮变色酸钠
SPADNS钍锆试剂
钍锆试剂
对磺基苯偶氮变色酸三钠
变色酸
2-(4-磺酰基苯基偶氮)变色酸三钠盐, 指示剂
2-(4-磺基苯偶氮)-1,8-二羟基-3,6-萘二磺酸三钠
2-(4-磺基苯偶氮)-1,8-二羟基-3,6-萘二磺酸三钠盐
2-(4-磺基苯偶氮)-1,8-二羟基萘-3,6-二磺酸三钠盐水合物
2-(4-磺基苯偶氮)-1,8-二羟基萘-3,6-二磺酸三钠盐水合物,对磺基苯偶氮变色酸三钠变色酸
| | 英文别名 | SPADNS
SPADNS, Reagent, ACS
1,8-DIHYDROXY-2-(4-SULFOPHENYLAZO)NAPHTH
p-Sulfophenylazochromotropic acid trisodium salt
2-(4-Sulfophenylazo)chroMotropic acid trisodiuM salt, indicator
trisodium 4,5-dihydroxy-3-(4-sulphonatophenylazo)naphthalene-2,7-disulphonate
2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt
2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalenedisulfonic acid trisodium salt
4,5-Dihydroxy-3-(4-sulfophenylazo)-2,7-naphthalenedisulfonic acid, trisodium salt
Sulphanilic acid azochromotrope~2-(4-Sulphophenylazo)chromotropic acid trisodium salt
5-hydroxy-4-oxo-3-[(4-sulfonatophenyl)hydrazono]-3,4-dihydronaphthalene-2,7-disulfonate
trisodium (3Z)-5-hydroxy-4-oxo-3-[(4-sulfonatophenyl)hydrazono]-3,4-dihydronaphthalene-2,7-disulfonate
trisodium (3E)-5-hydroxy-4-oxo-3-[(4-sulfonatophenyl)hydrazono]-3,4-dihydronaphthalene-2,7-disulfonate
1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt GR for analysis (reagent for fluoride, zirconium, thorium)
SPADNS
4,5-Dihydroxy-3-(4-sulfophenylazo)-2,7-naphthalenedisulfonic Acid Trisodium Salt
Trisodium 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonate
1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic Acid Trisodium Salt
| | CAS | 23647-14-5
| | EINECS | 245-803-9 | | 化学式 | C16H13N2NaO11S3
| | 分子量 | 528.45 | | InChI | InChI=1/C16H12N2O11S3/c19-12-7-11(31(24,25)26)5-8-6-13(32(27,28)29)15(16(20)14(8)12)18-17-9-1-3-10(4-2-9)30(21,22)23/h1-7,17,19H,(H,21,22,23)(H,24,25,26)(H,27,28,29)/p-3 | | 熔点 | >300°C | | 水溶性 | Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents. | | 溶解度 | 220g/l | | PH值 | 6.0 (10g/l, H2O, 22℃) | | 存储条件 | Store at +15°C to +25°C. | | 外观 | Crystalline Powder | | 颜色 | Dark red-brown | | 产品用途 | 作为锆和钍的络合测定指标剂 | | MDL号 | MFCD00003952 | | 危险品标志 | Xi - 刺激性物品
| | 风险术语 | 36/37/38 - 刺激眼睛、呼吸系统和皮肤。
| | 安全术语 | S26 - 不慎与眼睛接触后，请立即用大量清水冲洗并征求医生意见。
S36 - 穿戴适当的防护服。
| | WGK Germany | 3 | | TSCA | Yes | | 海关编号 | 2927 00 00 |
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