 오퍼게시판 |
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제 목:
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R125 |
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상품분류: |
유기화학원료와 중간체
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등록분류: |
Offer to Sell |
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내용: |
Payment: L/C,TT
Additional_detail:
Characteristics & Purposes
it is a colorless gas under
ordinary temperatures and a
colorless & transparent liquid
under the pressure of itself,
used as refrigerants, the vital
part of mixed working substances
to substitute CFC-502 & HCFC-22,
and as flame-retardants to
substitute Halon-1211 & Halon-
1301.
Physical Characteristics
Index, Unit: HFC-125
Chemical formula: CHF2CF3
Molecular weight, g/mol: 120.02
Melting point, C: -102.95
Boiling point, C: -48.45
Specific gravity (25 C liquid),
g/cm3: 1.245
Vapor pressure (25 C), MPa:
1.371
Critical temperature, C: 66.05
Critical pressure, MPa: 3.592
Critical density, g/cm3: 0.571
Vaporization heat at boiling
point, KJ/kg: 165
Water solubility (25 C), w%:
0.09
Specific heat (25 C liquid),
KJ/kg K: 1.26
ODP: 0
GWP: 2800
Specification
Index
Best quality First-
class
Purity % ≥
99.8 99.5
Moisture % ≤
0.001 0.002
Acidity (as HCl) % ≤
0.00001 0.0001
Evaporation residue % ≤
0.01 0.01
Chlorides (Cl-)test % ≤
0.0003
No condensable gas cubic fraction
% ≤: 1.5
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연락처 |
| 담
당 자: |
Miss Betty |
| 회사주소: |
Qingdao,Shandong |
| 전화번호: |
+86-532-85708108 |
| 팩스번호:
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+86-532-85708018 |
| E - mail: |
qdlasheng@163.com |
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