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1, 4-Butynediol (Boz)

(1.0)
Supplier From China
Sep-05-17

Cas:110-65-6
Trade name boz
Chemical name 1, 4-butynediol
1, 4-dimethoxyacetylene
Bis(hydroxymethyl)acetylene
Structure formula hoch2c, ?¡cch2oh
Molecular formula c4h6o2
Mf: c4h6o2
Mw: 86.09
Density: 1.20 g/cm3 (20 , °c):
Bp: 238 , °c
Melting point 42-52, °c
Water solubility : 3740 g/l(20 , °c)
Einecs: 203-788-6
Assay 98%
Appearance white crystalline powder
Acetaldehydecontent 0.5%
Usage 0.1-0.3g/l
Storage: store at 2-4 , °c
Hs code: 29053980
Application: 2-butine-1, 4-diol(110-65-6) is used as basic brightener in nickel electroplating baths, it is also an important intermediate for organic synthesis.
Package:25 kgs/ drum



Hbops-na(3-(2-butyne-1-ol)-sulfopropyl ether, sodium salt)

Cas: 90268-78-3
Trade name:hbops-na
Chemical name:3-(2-butyne-1-ol)-sulfopropyl ether, sodium salt
Molecular formula:c7h11o5sna
Molecular weight:230.2
Cas no.:90268-78-3
Assay:50%
Appearance:brown yellow transparent liquid
Related density, 20, °c:1.11-1.16
Ph value:10.5-11.5
Refractive index, 20, °c:1.4720-1.4840
Application:as an acetylenic compound , it is used as leveling agent and secondary brightener in the formulation of electrolytic watts bright nickel baths. It is usually combined with saccarin, pps, ppsoh.

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Chemical components Specification 1 Specification 2
Purity 85% Min 90% Min
Moisture & volatiles 10% Max 4% Max
Free alkali 0.5% Max 0.2% Max

Packing and Storage
120KG IRON DRUM,134 DRUMS PER 20'FCL,16.08MT; (OR 110-180KG IRON DRUM)
850KG Wooden Box,20 Box Per 20'fcl,17mt; (or 500kg,800kg,850kg Wooden Box With Inner BAG) 25-50KG WOVEN BAG
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