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TCVN TIÊU CHUẨN VIỆT NAM TCVN 5502: 2003 Soát xét lần 1 NƯỚC CẤP SINH HOẠT - YÊU CẦU CHẤT LƯỢNG Domestic supply water - Quality requirements 1

Tcvn5502 2003 Tieu Chuan Nuoc

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Tcvn5502 2003 Tieu Chuan NuocDinh Le

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TCVN

TCVNTIU CHUN VIT NAM

TCVN 5502: 2003

Sot xt ln 1

NC CP SINH HOT - YU CU CHT LNGDomestic supply water - Quality requirements

H NI - 2003

Li ni u

TCVN 5502: 2003 thay th TCVN 5502: 1991

TCVN 5502: 2003 do Tiu ban k thut tiu chun TCVN/TC47/SC 1 Sn phm ho hc bin son. Tng cc Tiu chun o lng cht lng ngh, B Khoa hc v Cng ngh ban hnh.

TIU CHUN VIT NAMTCVN 5502 : 2003

Sot xt ln 1

Nc cp sinh hot - Yu cu cht lng

Domestic supply water - Quality requirements

1. Phm vi p dng

Tiu chun ny quy nh cht lng i vi nc qua x l, sau h thng phn phi, dng trong sinh hot. Sau y gi l nc cp sinh hot.

2. Ti liu vin dn

TCVN 5499 - 1995: Cht lng nc - Phng php Uyncle (Winkler) - Xc nh oxy ho tan.

TCVN 5991 - 1995 (ISO 5666-3: 1984) Cht lng nc - Xc nh thu ngn tng s bng phng php quang ph hp th nguyn t khng ngn la - Phng php sau khi v c ho vi brom.

TCVN 6002 - 1995 (ISO 6332 : 1986) Cht lng nc - Xc nh mangan - PHc php trc quang dng fomaldoxim.

TCVN 6177 - 1996 (ISO 6332 : 1988) Cht lng nc - Xc nh st bng phng php trc ph dng thuc th 1.10-phenantrolin.

TCVN 6178 - 1996 (ISO 6777 : 1984) Cht lng nc - Xc nh nitrit - PHc php trc trc ph hp th phn t.

TCVN 6180 - 1996 (ISO 7890 : 1988) Cht lng nc - Xc nh nitrit - PHc php trc trc ph dng axit sunfosalixylic.

TCVN 6181 - 1996 (ISO 6703 : 1984) Cht lng nc - Xc nh Xyanua tng

TCVN 6185 - 1996 (ISO 7887 : 1984) Cht lng nc - Kim tra v xc nh mu sc

TCVN 6187 - 1996 (ISO 9308/1 : 1990) Cht lng nc - Pht hin v m vi khun Coliform, vi khun coliform chu nhit v Escherichia coli gii nh. PHn 1: Phng php mng lc.

TCVN 6193 - 1996 (ISO 8288 : 1986) Cht lng nc - Xc nh coban, niken, ng, km, cadimi v ch - Phng php trc ph hp th nguyn t ngn la.

TCVN 6194 - 1996 (ISO 9297 : 1989) Cht lng nc - Xc nh clorua - Chun bc nitrat vi ch th cromat ( phng php MO).

TCVN 6195 - 1996 (ISO 10359-1 : 1992) Cht lng nc - Xc nh florua - Phng php d in ho i vi nc sinh hot v nc b nhim nh.

TCVN 6222 - 1996 (ISO 9174 : 1990) Cht lng nc - Xc nh crom tng - Phng php trc ph hp th nguyn t.

TCVN 6224 - 1996 (ISO 6059 : 1984) Cht lng nc - Xc nh can xi v magi - Phng php chun EDTA.

TCVN 6336 - 1998 (ASTMD 2330 : 1988) Phng php th cht hot ng b mt metylen xanh.

TCVN 6492 - 1999 (ISO 10523 : 1994) Cht lng nc - Xc nh pH.

TCVN 6426 - 2000 (ISO 11969 : 1996) Cht lng nc - Xc nh asen - Phng php hp th nguyn t (k thut hydrua).

SMEWW: Phng php th tiu chun cho nc v nc thi ca Hip hi sc kho cng ng Hoa K, tp 1, 2, 3 ti bn ln th 20 ( Standard Methods for the Examintaion of Water and Wastewater 20th Edition, Version 1, 2, 3 - American Public Heath Association).

US EPA phng php 507: Hip hi bo v mi trng Hoa k (United States - Environmental Protection Agency method 507).

3. Yu cu cht lng

Cc ch tiu cht lng ca nc cp sinh hot v phng php th tng ng c qui nh trong bng 1.

TCNV 5502 : 2003

Bng 1 - Ch tiu cht lng v phng php th tng ng

STTTn ch tiun vMc, khng ln hnPhng php th

1Mu scmg/l Pt15TCVN 6185 : 1996 ( ISO 7887 - 1995) hoc SMEWW 2120

2Mi, v-Khng c mi, v lCm quan hoc SMEWW 2150 B v 2160 B

3 cNTU5SMEWW 2130 B

4pH-6 8,5TCVN 6492 : 1999 hoc SMEWW 4500-H+

5 cng, tnh theo CaCO3mg/l300TCVN 6224 : 1996 hoc SMEWW 2340 C

6Hm lng oxy ho tan, tnh theo oxymg/l6TCVN 5499 : 1995 hoc SMEWW 4500-O C

7Tng cht rn ho tanmg/l1000SMEWW 2540 B

8Hm lng amoniac, tnh theo nitmg/l3SMEWW 4500-NH3D

9Hm lng asenmg/l0,01TCVN 6620 : 2000 hoc SMEWW 3500-As B

10Hm lng antimonmg/l0,005SMEWW 3113 B

11Hm lng cloruamg/l250TCVN 6194 : 1996 (ISO 9297 - 1998) hoc SMEWW 4500-Cl-D

12Hm lng chmg/l0,01TCVN 6193 : 1996 (ISO 8286- 1986) hoc SMEWW 3500-Pb

13Hm lng crommg/l0,05TCVN 6222 : 1996 (ISO 9174 - 1990) hoc SMEWW 3500-Cr

14Hm lng ngmg/l1,0TCVN 6193 : 1996 (ISO 8288 - 1986) hoc SMEWW 3500-Cu

TCVN 5502 : 2003

Bng 1 (tip theo)

STTTn ch tiun vMc, khng ln hnPhng php th

15Hm lng floruamg/l0,7 1,5TCVN 6195 : 1996 ( ISO 10359-1 - 1992) hoc SMEWW 4500-F-

16Hm lng kmmg/l3,0TCVN 6193 : 1996 ( ISO 8288 - 1989) hoc SMEWW 3500-Zn

17Hm lng hydro sunfuamg/l0,05SMEWW 4500-S-

18Hm lng manganmg/l0,5TCVN 6002 : 1995 (ISO 6333 - 1986) hoc SMEWW 3500-Mn

19Hm lng nhmmg/l0,5SMEWW 3500-Al

20Hm lng nitrat, tnh theo nitmg/l0,5TCVN 6180 : 1996 (ISO 7890 - 1988) hoc SMEWW 4500-NO3-

21Hm lng nitrit tnh theo nitmg/l10,0TCVN 6178 : 1996 (ISO 6777 - 1984) hoc SMEWW 4500-NO2-

22Hm lng st tng s (Fe2+ + Fe3+)mg/l1,0TCVN 6177 : 1996 (ISO 6332 - 1988) hoc SMEWW 3500-Fe

23Hm lng thu ngnmg/l0,5TCVN 5991 : 1995 ((ISO 5666-1 - 1983 ISO 5666-3 - 1983) hoc SMEWW 3500-Hg

24Hm lng xyanuamg/l0,001TCVN 6181 : 1996 (ISO 6703-1 - 1984) hoc SMEWW 4500-CN-

25Cht hot ng b mt, tnh theo Linear Ankyl bezen Sunfonat (LAS)mg/l0,07TCVN 6336 : 1998

TCVN 5520 : 2003

Bng 1 (tip theo)

STTTn ch tiun vMc, khng ln hnPhng php th

26Benzenmg/l0,01SMEWW 62000-B

27Phenol v dn xut ca phenolmg/l0,01SMEWW 6420-B

28Du m v cc hp cht du m0,1SMEWW 5520-C

29Hm lng thuc tr su ln hu cmg/l0,01US EPA phng php 507

30Hm lng thuc tr su clo hu cmg/l0,1SMEWW 6630

31Coliform tng sMPN/100ml 2)2,2TCVN 6187-1 : 1996 (ISO 9308-1 - 1990) hoc SMEWW 9222

32E.Coli v coliform chiu nhitMPN/100ml0TCVN 6187-1 : 1996 (ISO 9308-1 - 1990) hoc SMEWW 9222

33Tng hot ng pCi/l 3)3SMEWW 7110 B

34Tng hot ng BE tapCi/l30SMEWW 7110 B

Ch thch:

1) NTU (Nephelometric Turbidity Unit): n v o c

2) MPN/100ml ( Most probable Number per 100 liters): Mt khun lc trong 100 ml.

3) pCi/l (picories per liter): n v o phng x Picocuri trn lt.

TCVN 5502 : 2003

Ti liu tham tho

1. Tiu chun v sinh nc n ung B Y t (ban hnh km theo quyt nh s 1329/2002/BYT-Q ngy 18/4/2002 ca B trng B Y t).

2. Current Drinking Water Standard was updated 05/13/2002 (National Primary Dringking Water Regulations - Drinking Water standard of the United State Environment Protection Agency) (Tiu chun nc ung hin hnh ca Vin bo v mi trng Hoa k EPA cp nht ngy 13/05/2002).

3. Hng dn v cht lng nc ung (ca T chc Y t Th gii) - Tp 1: Nhng ngh.

4. EG-Richlinie uber die Qulitat des Wassers fur den Menschlichen Gebrauch 1980 (Hng dn gii hn nc sinh hot ca c 1980).

5. Law and standards on pollution control in Thailand 4th edition - Pollution control Department - Ministry of Science. Technology and Environment (Lut v tiu chun ca Thi Lan v kim sot nhim, tin bn ln th 4 - Ban kim sot nhim - B Khoa hc, Cng ngh v Mi trng)

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