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IS : 2724 - 1964( Reaffirmed 1983 )

I ndi an St andardQUALITY TOLERANCES FOR WATER

FOR PULP AND PAPER INDUSTRYThird Reprint OCTOBER 1990(incorporating Amendment No, 1)

UDC 543.3 676

( Reaffirmed 1994 )

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IS : 2724- 1964I ndian Standard

QUALITY TOLERANCES FOR WATERFOR PULP AND PAPER INDUSTRYWater Sectional Committee, CDC 26

ChairmanDR. S. M. KAJ I Re@entingItalab Private Ltd., BombaySARI V. M. SHAH ( Alternatr toDr. S. M. Kaji)DR. AIUR CAANDSHRIS. SIN~H ( AI remote Ministry of Dcfence ( R & D )SHRIK. L. BANERJ EE Government Test House, CalcuttaSHRI N. B. SENGUFTA (Alternate)a Indian Council of Medical Research, New DelhiCentral Public Health Engineering Research Inati-tute ( CSI R), Nagpur

Da. T. R. BHASKARANSHRI M. V. BOPAFLDIK ARSHIN GOPAL KRISHNACHAKEA-BARTI Babcock & Wilcox of India Private Ltd., CalcuttaSHRI R. R. DEO The Paterson Engineering Co. ( India) PrivateLtd., Calcutta

Members

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ISr2724.1964 _I ndian Standard

QUALITY TOLERANCES FOR WATERFOR PULP AND PAPER INDUSTRY0. FOREWORD

0.1 his Indian Standard was adopted by the Indian Standards Institu-tion on 3 April 1964, after the draft finalized by the Water SectionalCommittee had been approved by the Chemical Division Council.0.2 Processing in pulp and pa r industry is greatly affected by certainimpurities present in water. F urbidiu and &our -affect the brightnessand colour of the final paper. Constituents that cause hardness react withcertain types of sizing materials producing insoluble deposits causing unevensizing. Iron and manganese cause staining and loss of brightness. Cor-rosive waters dissolve iron from parts of the machinery. Algae and mouldspore.9 cause semi-transparent spc$s. This standard is intended to guide

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1s : 2721.1!%4i. TOLERANCES2.1 Corrohity - The water shall be non-corrosive when tested as pre-scribed in Appendix A.2.2 Algae and Mould Sporclr - The water shall be free from algae andmould spores when tested as prescribed. in4 of IS : 1622-1964 Methodsof Sampling and Test for Microbiological Examination of Water Usedin Industry.2.3 Odar - The water shall be free from objectionable odour.

2.4 Th? water shall also comply with the tolerances given in Table 1when tested according to methods given in IS : 3025-1964 Methods 01Sampling and Test ( Physical and Chemical) for Water Used inIndustry. Reference to the.relevant clauses of the standard is given inco1 8 of the table.3. SAMPLING3.1 Representative test samples of water shall be drawn as rescribedin 2 of IS : 1622-1964 Methodsof Sampling and Test for Micro %i&logicalExamination of Water Used in Industry, and 2 of IS : 3025-1964 &f&o&of Sampling and Test ( Physical and Chemical ) for Water Used in

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TABLE I TOLERANCES FOR WATER FOR PULP AND PAPER INDUSTRY( a- 2.2 )

&CHAIWJTEBISTIC Tou~urap lylp METHODOFTEST

, G;B Kraft Paper KraftPaper Sodaand , (bSFTOtiN0.W.Paper

l3leacbed Unbleached SulphiteGkEZd Paper

CE%: IS : 362~lBU4 Iw:m ~:tsxJ t..Paper 1961 1wifJ

4ii)

rp iii)iv)

v)vi)

vii)

viii)

(2)Colour ( Hazen units ), MmTurbi/ii ( silica scale units ),Tot~M~ilved solids, mg/l,To~mgydn~ ( as CaCO, ),,Iron ( as Fe ), mg/l, McrrMans;= ( as Mn ), mg/ 1,Iron ( as Fe ) and manganese( as Mn ), mg/l, added to-gether, MaxTotal residual chloridle (as

Cl ), mg/l, Mm

2050

500200

1.00.5

1-O

2.0

1525

300109

0.25w-

0.25 - 0.25. O-25. 12 and 362-O

100 155tJo 500200 100 100 I6

1.0 0.25 0.25 320.5 0.05

2.0

300

0.05

2.0

12

33

46

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A-0.1.1 If, due to iron-avail&&y c&a #&I nrcsa, &t ia &xua~&M *determine #H, the test is car&d taut by aika&&yof*water.

A-l.1 pa-d+adIhfrina -the powdered material in a ZW-ml a!zz=C .withportipnsoft~e~a,bc~~~~~~several mLutes and thus pour@ & thestill turbid. =i=--gW*

A& l;Sctetrainehe pHas pres&ibed in 8 or 1sSa-qJ&q and Test (.A-22 Take the glass-stoppened bottle wa$aedc&iilan~( SGGA-l.1 , ill it up with the sam@e & m & rsopper Gdsput

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BUREAU OF ,INDlAN STANDARDSHeadquarters :Manak Bhavan, 9 Bahadur Shah Zafar Marg. NEW DELHI 110002Telephones: 331 01 31 Telegrams : Manaksanstha331 13 75 (Common to all Offices)Regional Off ices :Central : Manak Bhavan, 9, Bahadur Shah Zafar Marg,NEW DELHI 110002* Eastern : 1114 C.I.T. Scheme VII M.

V.I.P. Road, Maniktola, CALCUTTA 700054Northern : SC0 445-446, Sector 35-C, CHANDIGARH 160036Southernt Western : C.I.T. Campus, IV Cross Road, MADRAS 600113: Manakalaya, ES MIDC. Marol, Andheri (East),BOMBAY 400093Branch Off ices :Pushpak, Nurmohamed Shaikh Marg, Khanpur, AHMADABAD 380001$ Peenya Industrial Area, 1st Stage, Bangalore-Tumkur Road,BANGALORE 560058Gangotri Complex, 5th Floor, Bhadbhada Road, T.T. Nagar,BHOPAL 462003Plot No. 82/B3, Lewis Road, BHUBANESHWAR 751002Kalai Kathir Building, 6/48-A Avanasi Road, COIMBATORE 641037

Telephone

I331 01 3133113 7537 86 62

2184341 29 166329295

2 63 4839 49 5555 40 21

5 36 272 67 05-

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AMENDMENT NO. 2 NOVEMBER 1994TO

IS 2724 : 1964 QUALITY TOLERANCES FOR WATERFOR PULP AND PAPER INDUSTRY

(Puge 4, TahZe ) - Add the following after Si No. (viii):0) (21 (3) (4 Q (6) (7) (81 (91 ( lo)ix) Suspended 25 25 2i 25 10 - - IS 3025

solids, mgll (Part17):MCI.% 1984(Page 4 ) -Add the following foot-note at the end:

*Methods of sampling and test ( physical and chemical ) for water and wastewater: Part 17Non-filterable residue ( total suspended solids).

( CHD 013 )Reprography Unit, BIS, New Delhi, India